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DL A0413 Pump

The A0413 features a vertical dual-cylinder configuration, offering a more compact profile than the Triplex pump. This design makes it highly adaptable to space-constrained mobile equipment, such as tracked drilling rigs or sprayer trucks.

Parameter item	technical specifications	Engineering Notes
pump configuration	A04 Vertical Double-Cylinder Plunger Pump	Vertical arrangement reduces the eccentric wear of the seal caused by gravity
number of plungers	2 (Duplex)	To generate significant flow pulsation, it must be used in conjunction with a accumulator.
stroke length	1.00 inch (25.4 mm)	Short stroke design is beneficial to increase the speed and reduce the average velocity of piston
diameter of plunger	1.625 inches (1-5/8")	The largest aperture in the A04 series, offering maximum flow rate
Rated load of the rack	1,140 lbs (517 kg)	Maximum Composite Load of Connecting Rod and Crankshaft Bearing
body weight of pump	43 lbs (19.5 kg) on average	weight of bare pump without base and drive
hauled weight	about 55 lbs (25 kg)	Includes packaging and a potential shaft protection sleeve.
outline dimension	Approximately 22 "x 9" x 14"	It depends on the form of the shaft extension and the configuration of the base

Analysis of Flow and Pressure Performance Curve

The A0413's performance is driven by its precise linear relationship between flow rate (Q) and rotational speed (N), which imposes strict pressure (P) limits. With a plunger diameter of 1.625 inches-larger than the 1.25-inch diameter of its A0410 counterpart-the A0413 sacrifices peak pressure capacity to boost flow rate.

The relationship between theoretical displacement and speed

The A0413 has a displacement of 0.0180 gallons (0.0681 liters) per revolution.

The table below presents detailed performance data across various operating conditions, incorporating both industrial-grade and agricultural-grade calibration standards.

Input RPM	Theoretical flow rate (GPM)	Typical application scenarios	pressure limit (PSI)	power demand (BHP)
300	5.39	Minimum recommended speed (minimum splash lubrication)	550	~2.1
350	6.28	low load cycle	550	~2.5
400	7.18	Industrial continuous working system with fixed quotas	550	2.6 (Cont.)
500	8.98	Intermittent work system between industries / Maximum value	550	3.2 (Int.)
580	~10.4	Agricultural spray peak (R10 calibration)	500	~3.4

Dynamics of intake and exhaust systems (NPSH)

As a high-speed reciprocating pump, the A0413 exhibits extreme sensitivity to net positive suction head (NPSH). According to industry data, FMC recommends maintaining an effective NPSH (NPSHa) at least 5 feet of water column higher than the required NPSH (NPSHr).

Inlet size: The standard is 1.00 inch NPT. Using a smaller diameter supply line will cause severe cavitation at speeds above 400 RPM.

Cavitation risk: Cavitation not only reduces flow rate but also causes rapid erosion of the ceramic liner surface and valve plate fragmentation due to shock waves from bubble rupture. Therefore, in HDD applications, flooded suction or pressurized liquid supply is typically recommended.

Powertrain Assembly: Materials Science and Mechanical Structure

The Power End, the core mechanism converting rotational motion into reciprocating motion, directly determines the pump's overhaul cycle through its durability. To withstand high-frequency reciprocating inertial forces, the A0413 employs advanced material configurations in this section.

case and crankshaft system

Case material: High-strength cast iron. The superior damping properties of cast iron effectively absorb the vibration energy characteristic of twin-cylinder pumps, preventing seal failure caused by resonance. The design features a fully enclosed oil bath structure, ensuring all moving parts are submerged in lubricating oil.

Crankshaft specifications: Documentation specifies that the A0413 crankshaft employs Melonized (soft nitriding) forged steel. This salt bath nitrocarburizing process significantly enhances the surface hardness, wear resistance, and fatigue strength of the crankshaft journal while preserving core toughness. These properties are critical for crankshafts subjected to cyclic alternating loads.

Bearing configuration: The main bearing is a heavy-duty enlarged ball bearing (Ball Bearings) directly seated in the oil bath. This design is more suitable for cold start and low-speed operation compared to sliding bearings.

Power End: Reliable Power Transmission and Durable Engineering Design

The DL BEAN I0413C VD's power end is meticulously designed to provide reliable power transmission and long-term durability, ensuring stable pump operation under various conditions.

Crankcase (Power Frame / Crankcase) – Robust Foundation:

The DL BEAN I0413C VD's power end (crankcase) is manufactured from high-strength Cast Iron, providing a robust and stable foundation for internal moving parts, ensuring precise alignment of components, and effectively suppressing operational vibrations. Some pump models even use SAE G3000 grade cast iron and feature internal reinforcing ribs to enhance overall rigidity.

Crankshaft – Combination of Strength and Corrosion Resistance:

The crankshaft, a core component for power transmission, is typically precisely manufactured from high-strength Forged Steel to achieve maximum durability and fatigue strength.
A key process is the nitriding treatment of the crankshaft surface. Nitriding significantly improves the crankshaft surface's hardness, wear resistance, and corrosion resistance, thereby extending its service life under high-load, continuous operation, which is particularly crucial for pumps working in harsh environments.

Connecting Rods – Lightweight, High-Strength Design:

Connecting rods are typically made from high-strength Aluminum Alloy. This material, while maintaining sufficient strength, is lighter. The use of aluminum alloy connecting rods helps reduce the inertial mass of reciprocating parts, resulting in smoother pump operation and potentially reducing dynamic loads on bearings and other related components.
Connecting rod designs include replaceable wrist pin bushings and split insert bearings, facilitating maintenance and extending the connecting rod assembly's service life.

Crossheads – Key Structure of Piston Pumps:
As a piston pump, the DL BEAN I0413C VD incorporates a crosshead mechanism. The crosshead component is made of Cast Iron, ensuring its durability in reciprocating motion.
Hardened steel crosshead pins, usually mirror-ground, ensure precise mating and smooth movement with the connecting rod, minimizing wear.

Bearings – Heavy-Duty and Reliable:

The power end's main bearings use heavy-duty, oversized ball bearings capable of withstanding significant radial and axial loads, ensuring stable crankshaft rotation and a long service life. The parts list for E04 series pumps specifies particular bearing models, such as N.D. 5206 (double row) and N.D. 1206 (single row).
The connecting rod big end uses replaceable shell-type insert bearings.

Lubrication System – Continuous and Effective Protection:

The power end employs a reliable splash lubrication system combined with a gravity return design, ensuring continuous and adequate lubrication of all internal moving parts during operation.
SAE 30 grade lubricating oil is recommended. Some sources suggest using non-ash, non-detergent SAE 30 lubricating oil to suit the characteristics of this type of splash lubrication system.
The typical lubrication oil capacity for I04 and E04 series pumps is 1 quart (approx. 0.95 liters).
The power end features spring-loaded oil seals at critical points like the crankshaft to effectively prevent lubricant leakage and block external contaminants from entering, protecting the power end's internal cleanliness.

Internal Gear Ratio:

I04 series pumps are typically direct-driven or rely on external gearboxes for reduction, so their internal gear ratio is usually marked as Not Applicable (NA).

Connecting rod and crosshead system: Application logic of aluminum alloy

Unlike conventional pumps with bronze connecting rods, the A0413/R10 employs aluminum alloy connecting rods.

Design rationale: Aluminum alloy has a density approximately one-third that of steel or bronze. At high rotational speeds of 500-580 RPM, the inertial force of reciprocating components (piston, crosshead, connecting rod head) is directly proportional to their mass. The use of aluminum alloy connecting rods significantly reduces the inertial mass of reciprocating motion, thereby decreasing periodic impact loads on the crankshaft and main bearings. This is the key factor enabling the pump to achieve higher rotational speeds compared to similar products in its class.
Bearing Structure: The connecting rod head employs automotive-grade split insert bearings. This design simplifies maintenance-when wear occurs, the entire connecting rod need not be replaced; simply replacing the inexpensive bearing insert (Part No.1280908) restores proper clearance.
Wrist Pins: Crafted from hardened steel and precision-milled to a mirror finish, these components work in tandem with the bushings in aluminum alloy connecting rods to deliver exceptionally low friction coefficients.

lube oil system

The A0413 features a splash lubrication system with gravity oil return.

Working principle: The oil slinger on the connecting rod head stirs up the oil at the crankcase bottom during rotation, forming oil mist that permeates the entire case to lubricate the main bearing, connecting rod bearing, and crosshead.
Oil specification: SAE 30 non-clean oil is strictly required.
Risk Warning: Do not use multi-grade oils (e.g. 10W-40) or oils containing detergents, as these additives may generate excessive foam under vigorous agitation, causing airlock that compromises lubrication and may result in bearing seizure.
Oil level: The crankcase capacity is 1 gallon (about 0.96 liters). A low oil level will result in insufficient lubrication, while a high oil level will increase oil mixing resistance and cause the oil temperature to rise.

Hydraulic End and Fluid Contact Parts: A Defense of Wear and Corrosion

Ceramic Cylinder: Core Competitive Advantage

The most notable feature of A0413 is its standard non-wear ceramic cylinder liners.

Material characteristics: The industrial ceramics are micro-precision machined. The Vickers hardness of the ceramics is far superior to that of any quenched steel, and even can resist the cutting wear of quartz sand particles in drilling mud.
Corrosion resistance: Ceramics are absolutely inert to most acid and alkali chemicals (except hydrofluoric acid), making them ideal for spraying highly corrosive pesticides or liquid fertilizers.
Part Number: The standard part number is 1241364 (1-5/8" ID). According to documentation, this cylinder liner is a core spare part for models R10, A0413, E0413, and R2020.
Longevity advantage: Compared with stainless steel or chrome-plated cylinder liners, ceramic cylinder liners typically last 5-10 times longer, significantly reducing maintenance costs over the entire lifecycle.

The design of anti-erosion for the valve system

The A0413 features a disc valve design.

Material: Both the valve disc and valve seat are made of hardened stainless steel.
design feature ：

Stacked design: the valve cage, spring, valve plate and valve seat are stacked vertically and sealed by O-ring. This design eliminates the thread connection, which makes disassembly and cleaning very quick.

Large flow area: The wing-guided design provides a larger flow area, reducing fluid velocity and thus mitigating fluid cutting on the valve seat.

Abrasive-resistant options: For extreme HDD operating conditions, we provide the Abrasive Service Valve Kit (Part No. P501507 or 3266811), featuring harder materials or optimized flow channel designs.

Piston Cups/Packings

The piston skin cup is the only flexible seal in the pump and the main wear part.

Material type	Color/Features	applicable scene	Part package number
Buna-N (nitrile rubber) / cloth	Blue/Black	Water, common pesticides, general industrial fluids	5251827 (Standard Kit)
HSN (hydrogenated nitrile) / Cobox	Red/Special Mark	HDD drilling mud, high temperature fluid, abrasive media	P502495 / 5262704

Engineering Insights:

In horizontal directional drilling (HDD) operations, HSN/Cobox material liners are mandatory. Conventional Buna-N rubber liners are rapidly worn down by bentonite and cuttings particles in drilling mud. HSN liners, however, offer superior hardness, tear resistance, and high-temperature performance, effectively managing frictional heat from prolonged high-load operations. Technical specifications explicitly recommend the P502495 wear-resistant kit for rigs such as the Ditch Witch JT5.

Application Engineering and System Integration Guide

The versatility of A0413 enables it to operate across multiple industries, though integration requirements vary significantly by sector.

5.1 Horizontal Directional Drilling (HDD) Integrated Solutions

In the HDD industry, the A0413 is commonly used as a mud pump for small drilling rigs such as the Ditch Witch JT5 and Vermeer 20x22.

Drive interface: HDD drilling rigs typically employ hydraulic drive systems. The A0413 model features an optional SAE A 2-hole flange with a 13-tooth spline shaft, enabling direct bolted connection of the hydraulic motor to the pump housing without requiring pulleys or couplings. This configuration significantly reduces installation space and eliminates radial loads.

Mud property management: The high viscosity and solid content of drilling mud require the pump to have strong self-priming capability or pressurized feed. Additionally, the P502495 wear-resistant skin bowl kit must be selected.

Flow control: The flow rate of the hydraulic motor is adjusted to control the pump speed, and the slurry injection is controlled precisely, which is a great advantage of the hydraulic drive.

Integrated Solution of Agricultural Spraying (R10)

As R10, the pump is widely used in orchard sprayers, lawn maintenance vehicles, and road spraying equipment.

Drive type: The standard configuration is a 7/8-inch solid keyed shaft, typically driven by a 8-9 HP gasoline engine via a pulley system.

Pressure Regulation System: Agricultural applications require a pressure regulator/relief valve. The recommended model is FMC 1207620 5. This valve allows setting spray pressure (e.g., 300 PSI) and enables fluid bypass flow back to the tank when the spray gun is closed, preventing pump overpressure rupture.

RPM matching: As gasoline engines typically operate at 3000+ RPM, a pulley gear ratio must be used to keep the pump speed below 580 RPM.

Core drilling

In the core drilling, A0413 acts as a flushing fluid pump, responsible for cooling the drill bit and carrying rock powder.

High pressure: These applications typically operate near the upper pressure limit of 500-550 PSI.

Portability: The A0413 weighs just 43 pounds, making it ideal for installation on portable drilling rigs that require manual handling or helicopter lifting.

Maintenance, Troubleshooting and Parts Ecosystem

To ensure the full lifecycle value of A0413, FMC has established a comprehensive parts supply system. This section will provide a detailed breakdown of the key maintenance packages and their applications.

Detailed Explanation of the Key Maintenance Kit

The table below lists the most commonly used maintenance kits based on research data to guide spare parts inventory:

Suite name	part number	Component Details	applicable fault phenomenon
Standard Valve Maintenance Kit	5251825	valve plate, valve spring, valve seat, O-ring	Pressure fluctuations, reduced flow, and poor fluid flow
Standard Bowl Repair Kit	5251827	Buna-N grease traps (1251925) x2, gasket (A91684) x4, bolts x2	Slow pressure build-up with water leakage (clear water medium)
Wear-resistant leather cup repair kit	P502495 / 5262704	HSN/Cobox leather cup, gasket, O-ring	Mud leakage and rapid wear of the leather bowl
ceramic cylinder liner	1241364	1-5/8" ceramic-lined cylinder	Severe wear prevents pressure establishment
connecting rod ASSY	1263906	aluminum connecting rod, bearing bush, connecting rod bolt	abnormal knocking sound, bearing seizure
connecting rod bearing	1280908	Split-type bearing bush insert	repair of connecting rod wear
dust shield seal	1279148	rubber umbrella seal	water ingress in crankcase and oil emulsification

Deep Maintenance Operation Guide

Valve replacement procedure

Thanks to the stacked valve assembly design, valve maintenance can be performed without disassembling the pump head.

Remove the valve cover clamp (Clamp Valve Cover, Part No.1255887).

Remove the valve cover (Valve Cover, Part No.1219614).

The valve cage, valve spring and valve plate were removed in turn.

Check for erosion marks on the valve seat (Part No.1219615). If necessary, remove it using the valve seat extraction tool (Part No.1250638).

Note: When installing a new valve assembly, replace all O-rings and apply a small amount of grease to prevent edge cutting during installation.

Preventing crankcase contamination: the role of Umbrella Seal

The pump's crosshead rod (Plunger Rod) features a small rubber component called the Umbrella (oil shield, Part No.1279148).

Function: It plays a crucial role-when high-pressure fluid inevitably leaks slightly through the piston bowl, it acts like an umbrella, blocking the fluid and allowing it to drip out of the pump body under gravity, preventing the fluid from entering the crankcase along the connecting rod.
Maintenance: Inspect this seal every time the oil pan is replaced. If the oil turns milky white (emulsified), it usually means the seal is failing, allowing water or mud to enter the oil pan, which will quickly damage the main bearing and crankshaft.

Common Troubleshooting

Symptom: The pump makes abnormal knocking noise.

Potential cause 1: Air leakage or blockage in the liquid inlet pipeline may cause cavitation.

Reason 2: Valve spring breakage.

Reason 3: The clearance of connecting rod bearing is too large.

Solution: Check the NPSH, replace the valve components, or remove the rear cover to inspect the connecting rod clearance.

Fault: Excessive pressure pulsation

Reason: The valve of one cylinder failed, which caused the single cylinder to work.

Solution: Check if the discharge valve is jammed by foreign objects.

Fault: Crankcase oil reduction

Cause: The skeleton oil seal (Part No.1219669) failed.

Solution: Remove the bearing cover and replace the oil seal.

Appendix: Structured Data Table (for product manual construction)

Table A: DL A0413 / R10 Quick Specification Comparison Table

Specification item	A0413 (Industrial Standard)	R10 (Agricultural Standard)
maximumflow	8.98 GPM @ 500 RPM	10.0 GPM @ 580 RPM
maximum pressure	550 PSI	500 PSI
maximum speed	500 RPM (intermittent) / 400 RPM (continuous)	580 RPM
plunger material	Ceramic	Ceramic
connecting rod material	Aluminum alloy	Aluminum alloy
Main applications	HDD, core drilling, industrial cleaning	Orchard spraying, lawn maintenance

Table B: Key Torque and Maintenance Parameters

project	Specification value
crankcase oil quantity	1. Cough (0.96 liters)
Recommended oil	SAE 30 Non-Detergent
Minimum inner diameter of the inlet pipe	1.00 inch
Recommended inner diameter of the liquid discharge pipe	0.75 inches
Recommended settings for the relief valve	< 600 PSI

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Product Name	PISTON CUP KIT ABRASIVE SERVICE HSN FOR FMC BEAN A0413/I0413
Brand	FMC BEAN
SKU	P502495
Weight	0.16 LBS 0.10kg
Product Description	The upgrade for abrasive service! We offer the Piston Cup Kit, SKU P502495, engineered for FMC Bean A0413 and I0413 plunger pumps. This kit's core seals are made from HSN (Hydrogenated Nitrile), designed specifically for handling sand and abrasive fluids. HSN provides superior abrasion and tear resistance compared to standard NBR. Choose the SKU P502495 HSN Piston Cup Kit to drastically extend the seal life and uptime of your A0413/I0413 pump in harsh conditions.

Product Name	VALVE KIT ABRASIVE SERVICE FOR FMC BEAN A04/I04 SERIES
Brand	FMC BEAN
SKU	P501507
Weight	0.50 LBS 0.3kg
Product Description	P501507: Valve assembly kit for FMCA04/I04Series hydraulic end applications. Engineered for abrasive and high-pressure environments, this kit features hardened alloy steel valve seats and high-wear-resistant polyurethane valve discs. Precision machining ensures accurate sealing surfaces, effectively handling slurry and particulate-containing fluids while maintaining high volumetric efficiency and sustained high-pressure output. This ultimate safeguard for pumping system reliability.

Product Name	CERAMIC CYLINDER FOR FMC BEAN A0413/I0413/E0413/R10/R2020 SERIES
Brand	FMC BEAN
SKU	1241364
Weight	0.54 LBS 0.32 kg
Shipping	Calculated at Checkout
Product Description	FMC Bean Ceramic Cylinder SKU: 1241364 This Ceramic Cylinder is the core fluid end component for the FMC Bean A0413/I0413/E0413/R10/R2020 series piston pumps. It is made from high-purity Alumina Ceramic or Zirconia-Toughened Alumina (ZTA), processed with high-precision grinding and polishing to achieve an unsurpassed surface finish. The ceramic material provides exceptional wear and corrosion resistance superior to conventional metal liners. This cylinder ensures smooth piston seal operation under high pressure, minimizes friction and heat generation, and significantly extends the life of packing and piston components, making it crucial for continuous, high-efficiency pump performance.

Product Name	VALVE CAGE FOR FMC BEAN A04/I04/E04/R10/R2020 SERIES
Brand	FMC BEAN
SKU	1219610
Weight	0.03 LBS 0.05 kg
Width	1.14 (in) 2.9 cm
Height	1.14 (in) 2.9 cm
Depth	0.82 (in) 2.1 cm
Shipping	Calculated at Checkout
Product Description	FMC Bean A04/I04/E04/R10/R2020 Series Valve Cage SKU: 1219610 The FMC Bean A04/I04/E04/R10/R2020 Series Valve Cage is an indispensable guiding and retaining component in the valve assembly. It is typically precision-machined from highly corrosion-resistant Stainless Steel or hardened alloy steel. This cage is designed to precisely position the valve disc and spring assembly over the valve seat, ensuring rapid and accurate valve opening and closing during reciprocating motion. Its robust design and tight tolerances effectively prevent valve flutter, enhancing fluid control precision and making it critical for maintaining pump volumetric efficiency and high-pressure stability.

Product Name	Valve Seat for FMC Bean A04/I04/E04/R10/R2020 Series
Brand	FMC BEAN
SKU	1219615
Weight	0.04 LBS 0.05 kg
Width	1.15 in 2.9 cm
Height	1.15 in 2.9 cm
Depth	0.28 in 0.7 cm
Shipping	Calculated at Checkout
Product Description	FMC Bean A04/I04/E04/R10/R2020 Series Valve Seat SKU: 1219615 This Valve Seat is the core sealing component for FMC Bean A04/I04/E04/R10/R2020 piston pumps. It is precision-machined from high-strength 440 Stainless Steel (440 SST) or hardened alloy steel, featuring superior corrosion resistance and extreme surface hardness. The seat utilizes a unique tapered locking design for a tight fit in the valve chamber, and its precision sealing face ensures a perfect seal with the valve disc, effectively preventing high-pressure fluid backflow. This valve seat is critical for maintaining the pump's volumetric efficiency and stable high-pressure output.

Product Name	Disc and Spring Valve Assembly Abrasive Service for FMC Bean A04/I04/E04 Series
Brand	FMC BEAN
SKU	3266811
Weight	0.04 LBS 0.05 kg
Width	1.00 in 2.5 cm
Height	1.00 in 2.5 cm
Depth	0.90 in 2.3 cm
Shipping	Calculated at Checkout
Product Description	SKU：3266811 Abrasive Valve Assembly for FMCA04/104/E04 Plunger Pumps. Features a High-Performance Polyurethane (PU) Disc for superiorsealing and erosion resistance. Combined with aHigh-Strength Alloy Spring for precise flowcontrol and rapid response. This criticalexpendable greatly extends service life andminimizes maintenance costs in harsh drillingfluids.

Product Name	Valve Cover for FMC Bean A04/I04/E04/R10/R2020 Series
Brand	FMC BEAN
SKU	1219614
Weight	0.21 LBS 0.13 kg
Shipping	Calculated at Checkout
Product Description	FMC Bean A04/I04/E04/R10/R2020 Series Valve Cover SKU: 1219614 The FMC Bean A04/I04/E04/R10/R2020 Series Valve Cover is the external sealing component for the fluid end valve system. It is precision-machined from robust carbon steel or alloy steel, designed to withstand the pump's internal high pressure and vibration. The cover's precise dimensional control ensures a perfect fit with the valve chamber and O-rings, creating a reliable high-pressure seal. Its high-strength construction allows for safe operation and quick inspection of the valve components, making it crucial for maintaining pump system integrity and preventing fluid leakage.

Product Name	Piston Retainer for FMC Bean A04/I04/E04/R10/R2020 Series
Brand	FMC BEAN
SKU	5257986
Weight	0.09 LBS 0.05 kg
Shipping	Calculated at Checkout
Product Description	Lock your seal, lock your pressure! We offer the Piston Retainer, SKU 5257986, precision-fit for FMC Bean A04, I04, E04, R10, and R2020 series plunger pumps. CNC machined from high-strength Brass or 316 Stainless Steel, this retainer provides the essential rigid support for your piston cups, preventing seal extrusion and premature failure under high pressure. Choose SKU 5257986 Retainer to ensure durable, leak-free sealing performance in your A04/I04/R10 pump.

Product Name	Piston Cup 1-5/8 Inch Abrasive Service HSN
Brand	FMC BEAN
SKU	3267349
Weight	0.03 LBS 0.05 kg
Shipping	Calculated at Checkout
Product Description	The upgrade for abrasive service! We offer the Piston Cup Kit, SKU P502495, engineered for FMC Bean A0413 and I0413 plunger pumps. This kit's core seals are made from HSN (Hydrogenated Nitrile), designed specifically for handling sand and abrasive fluids. HSN provides superior abrasion and tear resistance compared to standard NBR. Choose the SKU P502495 HSN Piston Cup Kit to drastically extend the seal life and uptime of your A0413/I0413 pump in harsh conditions.

Product Name	Piston Holder for FMC Bean A0413/I0413/E0413/R10/R2020 Series
Brand	FMC BEAN
SKU	1282557
Weight	0.25 LBS 0.15 kg
Width	2.00 (in) 5.1 cm
Height	2.00 (in) 5.1 cm
Depth	0.75 (in) 1.9 cm
Shipping	Calculated at Checkout
Product Description	FMC Bean A04/I04/E04/R10/R2020 Series Piston Holder SKU: 1282557 This Piston Holder is the core mechanical component used to secure the packing cup onto the piston rod within the FMC Bean A04/I04/E04/R10/R2020 piston assembly. It is precision-machined from high-strength Carbon Steel or Alloy Steel, offering excellent impact and fatigue resistance. Through its precise dimensions and threading, the holder tightly clamps the piston cup and seals onto the piston rod, ensuring the sealing system remains secure and resists extrusion during the pump's high-pressure reciprocating motion. It is a critical support piece for maintaining piston seal integrity and extending the life of wear parts.

Product Name	Piston Retainer Cap Screw for FMC Bean A04/I04/R10/R2020
Brand	FMC BEAN
SKU	1284516
Weight	0.04 LBS 0.05 kg
Width	0.50 (in) 1.3 cm
Height	0.50 (in) 1.3 cm
Depth	2.00 (in) 5.1 cm
Shipping	Calculated at Checkout
Product Description	FMC Bean Piston Retainer Cap Screw SKU: 1284516 This Piston Retainer Cap Screw is the critical high-strength fastener in the FMC Bean A04/I04/R10/R2020 piston assembly. It is precision-machined from corrosion-resistant Stainless Steel (S.S.), offering exceptional tensile strength and torque capacity. The screw's specialized design withstands the pump's high pressure and the piston's severe reciprocating motion, ensuring a permanently secure connection between the piston assembly and rod. It effectively prevents thread loosening and fluid leakage, serving as a safety guarantee for efficient, trouble-free pump performance.

Product Name	Connecting Rod Assembly for FMC Bean A04/I04/R10 Series
Brand	FMC BEAN
SKU	1263906
Weight	0.29 LBS 0.17 kg
Shipping	Calculated at Checkout
Product Description	FMC Bean A04/I04/R10 Series Connecting Rod Assembly SKU: 1263906 The Connecting Rod Assembly for the FMC Bean A04/I04/R10 series is the core moving component in the pump's power end. The rod body is precision-forged from high-strength Aluminum Alloy or Alloy Steel, balancing lightweight design with superior strength. The assembly includes high-precision bearing inserts/bushings to ensure minimal friction and smooth rotation between the crankshaft and rod. Its strict tolerance control and excellent fatigue-resistant design efficiently convert the crankshaft's rotation into the piston's reciprocating motion, making it crucial for guaranteeing smooth operation and long-term durability.

Product Name	PT VL REMOVAL
Brand	FMC BEAN
SKU	1250638
Weight	0.40 LBS 0.24kg
Shipping	Calculated at Checkout
Product Description	Hydro Motor SKU: 1250638 This Hydro Motor is an external power source used to drive equipment like mud pumps and piston pumps. The motor housing is constructed from robust cast iron or high-strength aluminum alloy, with internal components precisely machined and heat-treated from alloy steel to ensure high torque output and long-term reliability under Low Speed, High Torque (LSHT) conditions. It features a 4-bolt SAE A flange mount, a 1-inch 6B spline shaft output, and 7/8"-14 SAE O-ring ports, designed for direct drive applications, simplifying the pump system's transmission structure and making it an ideal choice for stable, efficient hydraulic power.

Product Name	VALVE COVER O-RING
Brand	FMC BEAN
SKU	3264075
Weight	0.10 LBS 0.06kg
Shipping	Calculated at Checkout
Product Description	Valve Cover O-Ring SKU: 3264075 This Valve Cover O-Ring is critical for achieving a high-pressure static seal between the pump's valve cover and chamber. The standard material is highly elastic, oil-resistant Nitrile Rubber (NBR/Buna-N), precision-molded for ideal use in conventional oil and water-based fluid applications. For demanding service with aggressive chemicals or high temperatures, Fluoroelastomer (FKM/Viton®) is available as an option. Its precise dimensions and excellent compression set resistance effectively prevent fluid leakage, making it a low-cost yet critical wear part for ensuring the mud pump system's integrity and high efficiency.

Product Name	HEX CAP SCREW; 3/8" X 5.00 LG
Brand	FMC BEAN
SKU	1101262
Weight	0.16 LBS 0.10 kg
Width	0.63 (in) 1.6 cm
Height	0.63 (in) 1.6 cm
Depth	5.18 (in) 13.2 cm
Shipping	Calculated at Checkout
Product Description	Source our high-strength Hex Cap Screw (3/8" x 5.00 LG), SKU: 1101262. This is not just a screw; it's a critical fastener for your mud pump or plunger pump power end. Made from high-strength, heat-treated alloy steel (e.g., Grade 8) or 316 Stainless Steel, it ensures maximum clamp load. Its precision thread-rolling process prevents fatigue failure from high-pressure vibration. Trust SKU 1101262, the 3/8" x 5.00 LG Hex Cap Screw designed for demanding pump applications.

Product Name	CYLINDER GASKET FOR FMC BEAN A04/I04/R10/R2020 SERIES
Brand	FMC BEAN
SKU	A91684
Weight	0.01 LBS 0.05 kg
Width	2.13 (in) 5.4 cm
Height	2.13 (in) 5.4 cm
Depth	0.06 (in) 0.2 cm
Shipping	Calculated at Checkout
Product Description	FMC Bean Cylinder Gasket SKU: A91684 This Cylinder Gasket is a critical component for static sealing between the cylinder liner and valve chamber in FMC Bean A04/I04/R10/R2020 series pumps. It is precision-cut from high-density non-asbestos composite material or compressed fiber. This gasket offers excellent high-pressure resistance, chemical resistance, and temperature stability, effectively bridging minute gaps between mating surfaces to ensure no high-pressure fluid leakage. Its high-quality manufacturing process guarantees the integrity of the pump's fluid end system and long-term stable operation, making it an essential wear part for pump maintenance and seal assurance.

Product Name	PONY ROD OIL SEAL FOR FMC BEAN A04/I04/E04
Brand	FMC BEAN
Price	1283603
Weight	0.01 LBS 0.05 kg
Shipping	Calculated at Checkout
Product Description	Protect the heart of your FMC Bean pump! We offer the Pony Rod Oil Seal, SKU 1283603, engineered specifically for FMC Bean A04, I04, and E04 pump models. Made from high-performance Nitrile (NBR) or Viton (FKM), this seal provides a positive seal on the power end, preventing crankcase oil leaks while blocking external contaminants. Choose SKU 1283603 Pony Rod Oil Seal to ensure leak-free, long-life operation for your A04/I04/E04 pump.

Product Name	SPLINE CRANKSHAFT FOR FMC BEAN A04/I04 SERIES
Brand	FMC BEAN
Price	3269009
Weight	1.86 LBS 1.12 kg
Width	3.00 (in) 7.6 cm
Height	2.00 (in) 5.1 cm
Depth	10.00 (in) 25.4 cm
Shipping	Calculated at Checkout
Product Description	Restore your FMC Bean pump's power core! Our Spline Crankshaft, SKU 3269009, is engineered for A04 and I04 series plunger pump power ends. This crankshaft is forged from high-strength alloy steel (e.g., 4140/4340), then fully heat-treated to withstand maximum torque and reciprocating stress. Its precision-cut splines ensure slip-free power transmission, making it the critical replacement for your A04/I04 power end. Trust SKU 3269009 Spline Crankshaft for durable, reliable operation.

Product Name	Coupling Crank to Hydraulic Motor for FMC Bean A04/I04 Series
Brand	FMC BEAN
SKU	3269007
Weight	0.46 LBS 0.28 kg
Shipping	Calculated at Checkout
Product Description	Restore your FMC Bean pump's power core! Our Spline Crankshaft, SKU 3269009, is engineered for A04 and I04 series plunger pump power ends. This crankshaft is forged from high-strength alloy steel (e.g., 4140/4340), then fully heat-treated to withstand maximum torque and reciprocating stress. Its precision-cut splines ensure slip-free power transmission, making it the critical replacement for your A04/I04 power end. Trust SKU 3269009 Spline Crankshaft for durable, reliable operation.

Product Name	Pony Rod Oil Seal Holder for FMC Bean A04/E04 Series
Brand	FMC BEAN
SKU	3267598
Weight	0.03 LBS 0.05 kg
Width	1.63 (in) 4.1 cm
Height	1.63 (in) 4.1 cm
Depth	0.44 (in) 1.1 cm
Shipping	Calculated at Checkout
Product Description	Fits FMC Bean A04/E04 pump power ends, SKU 3267598 Pony Rod Oil Seal Holder. This critical seal housing protects your powertrain. As a mud pump parts manufacturer, our 3267598 holder is precision-machined for perfect concentricity, effectively isolating mud and preventing crankcase oil contamination.

Product Name	HT Valve Chamber for FMC Bean A04/I04 Series
Brand	FMC BEAN
SKU	3267276
Weight	6.85 LBS 4.11 kg
Width	6.00 (in) 15.2 cm
Height	4.50 (in) 11.0 cm
Depth	2.75 (in) 7.0 cm
Shipping	Calculated at Checkout
Product Description	Handle high pressure, resist failure! We offer the SKU 3267276 HT Valve Chamber, engineered for the fluid end of FMC Bean A04 and I04 series plunger pumps. This chamber is forged from high-strength alloy steel or ductile iron, and subjected to a critical Heat Treatment (HT) process to maximize its fatigue strength and durability. Choose the SKU 3267276 HT Valve Chamber for long-term, reliable operation of your A04/I04 pump under high-pressure cycles.

Product Name	HT Valve Chamber Assembly for FMC Bean A04/I04 Series
Brand	FMC BEAN
SKU	3266812
Weight	8.68 LBS 5.21 kg
Shipping	Calculated at Checkout
Product Description	The ultimate upgrade for FMC A04/I04 pumps: SKU 3266812 HT Valve Chamber Assembly. As mud pump parts experts, we offer this "HT" (Heat Treated) chamber made from Nitrided Ductile Iron, engineered for abrasive service. Its ultra-hard surface resists mud abrasion, key to extending your plunger pump's fluid end life.

Product Name	Connecting Rod Bearing Pair for FMC Bean A04/I04/R10 Series
Brand	FMC BEAN
SKU	1280908
Weight	0.04 LBS 0.05 kg
Width	1.50 (in) 3.8 cm
Height	1.50 (in) 3.8 cm
Depth	1.35 (in) 3.4 cm
Shipping	Calculated at Checkout
Product Description	FMC Bean A04/I04/R10 Connecting Rod Bearing Pair SKU: 1280908 This Connecting Rod Bearing Pair is a precision friction pair for the power end of FMC Bean A04/I04/R10 series pumps. It features a multi-layered bearing alloy (e.g., copper or aluminum-based alloy) cast onto a steel backing, finished with high-precision machining and surface treatment for an extremely low friction coefficient. This bearing pair ensures smooth sliding between the crankshaft journal and the connecting rod, capable of withstanding severe high-frequency shock loads and high-speed movement. It is a core component for guaranteeing efficient, long-life pump operation and minimizing mechanical wear in the power end system.

Product Name	Oil Slinger Kit for FMC Bean A04/R10 Series
Brand	FMC BEAN
SKU	1280807
Weight	0.11 LBS 0.07kg
Shipping	Calculated at Checkout
Product Description	FMC Bean A04/R10 Series Oil Slinger Kit SKU: 1280807 This Oil Slinger Kit is a core component of the splash lubrication system for FMC Bean A04/R10 series pumps. The oil slinger ring is typically constructed from high-strength stamped steel or oil-resistant engineered plastic, mounted on the crankshaft to efficiently splash lubricant onto the connecting rod bearings and other moving parts. This effective lubrication method ensures continuous cooling and friction reduction in the power end during high-speed operation. The complete kit includes the slinger, bolting strip, and fasteners, making it essential for maximizing the pump's power end lifespan and smooth performance.

Product Name	Umbrella for FMC Bean A04/E04/R10/R2020 Series
Brand	FMC BEAN
SKU	1279148
Weight	0.03 LBS 0.05 kg
Width	2.50 (in) 6.4 cm
Height	2.50 (in) 6.4 cm
Depth	3.00 (in) 7.6 cm
Shipping	Calculated at Checkout
Product Description	FMC Bean Umbrella SKU: 1279148 This Umbrella is a critical protective seal for the power end of FMC Bean A04/E04/R10/R2020 series pumps. It is precision-molded from oil-resistant, high-elasticity Nitrile Rubber (NBR) or industrial-grade rubber. With its unique umbrella shape, it mounts in the piston rod/crosshead area to effectively prevent lubricant from splashing out of the power end and to isolate external contaminants. This flexible seal is vital for protecting the crosshead assembly and piston rod, ensuring the cleanliness and efficient operation of the pump's internal oil system.

Product Name	Umbrella Washer for FMC Bean A04/E04/R10/R2020 Series
Brand	FMC BEAN
SKU	1269388
Weight	0.03 LBS 0.05 kg
Width	1.00 (in) 2.5 cm
Height	1.00 (in) 2.5 cm
Depth	0.25 (in) 0.6 cm
Shipping	Calculated at Checkout
Product Description	FMC Bean Umbrella Washer SKU: 1269388 This Umbrella Washer is a critical component in the piston rod sealing area of FMC Bean A04/E04/R10/R2020 series pumps. It is precision-machined or stamped from wear-resistant engineered plastic or plated/stainless steel. Its function is to provide rigid support and precise pre-load to the flexible umbrella seal, ensuring the seal conforms tightly under high pressure and reciprocating motion. This washer's strict tolerance is crucial for preventing piston rod seal failure and lubricant ingress into the fluid end, making it central to the pump's dual-seal reliability.

Product Name	Valve Cover Clamp for FMC Bean A04/I04/E04/R10/R2020 Series
Brand	FMC BEAN
SKU	1255887
Weight	0.95 LBS 0.57 kg
Width	3.50 (in) 8.9 cm
Height	2.00 (in) 5.1 cm
Depth	0.50 (in) 1.3 cm
Shipping	Calculated at Checkout
Product Description	FMC Bean Valve Cover Clamp SKU: 1255887 This Valve Cover Clamp is a critical fastener for the fluid end of FMC Bean A04/I04/E04/R10/R2020 series pumps. It is precision-machined and stamped from high-strength Steel (often plated or alloy steel), engineered to apply even preload. The clamp ensures the high-pressure seal between the valve cover and chamber is reliably secured, withstanding the substantial thrust forces and continuous vibration generated during pump operation. It is a key assurance component for the safe, stable running of the pump's fluid end at pressures often exceeding 500 PSI.

Product Name	Oil Seal; Crankshaft, .984 ID
Brand	FMC BEAN
SKU	1219669
Weight	0.05 LBS 0.05 kg
Width	2.06 (in) 5.2 cm
Height	2.06 (in) 5.2 cm
Depth	0.37 (in) 0.9 cm
Shipping	Calculated at Checkout
Product Description	Crankshaft Oil Seal SKU: 1219669 This Crankshaft Oil Seal is a dynamic sealing critical component in the mud pump's power end, designed to prevent lubricant leakage. It features a sealing lip made from oil and temperature-resistant Nitrile Rubber (NBR/Buna-N) or high-performance Fluoroelastomer (FKM/Viton®), precisely assembled with a stamped steel case. The lip is specially treated to ensure a perfect, low-friction seal against the high-speed rotating crankshaft journal. Its .984 inch ID guarantees precise fit, making this seal essential for maintaining a clean oil system and long-term leak-free pump operation.

Product Name	Wrist Pin for FMC Bean A04/I04/E04/R10/R2020 Series
Brand	FMC BEAN
SKU	1219650
Weight	0.10 LBS 0.06 kg
Shipping	Calculated at Checkout
Product Description	FMC Bean Wrist Pin (Crosshead Pin) SKU: 1219650 This Wrist Pin is a critical moving component in the power end of FMC Bean A04/I04/E04/R10/R2020 series pumps. It is precision-machined from high-strength Hardened Steel and finished using a high-precision grinding and polishing process, ensuring a mirror-like surface and extreme hardness. This technique minimizes friction and wear against the connecting rod bushings and resists high-frequency shock loads. This pin is essential for guaranteeing smooth, accurate piston reciprocation and significantly enhancing the pump's overall durability.

Product Name	Back Cover Gasket for FMC Bean A04/I04/R10 Series
Brand	FMC BEAN
SKU	1219606
Weight	0.01 LBS 0.05 kg
Shipping	Calculated at Checkout
Product Description	FMC Bean Back Cover Gasket SKU: 1219606 This Back Cover Gasket is designed for the FMC Bean A04/I04/R10 series pump power frame, serving as a critical static seal to retain lubricant. It is typically precision-cut from oil-resistant non-asbestos fiber paper or compressed composite material. The gasket is engineered to perfectly fit the mating surfaces of the pump case and back cover, effectively preventing internal SAE 30 lubricating oil from leaking into the external environment. Its precise dimensions and good elasticity are key to maintaining the pump's power end system integrity and long-term leak-free operation as a low-cost, essential wear part.

Product Name	Crosshead for FMC Bean A04/E04/R10/R2020 Series
Brand	FMC BEAN
SKU	1216823
Weight	0.82 LBS 0.49 kg
Shipping	Calculated at Checkout
Product Description	FMC Bean Crosshead SKU: 1216823 This Crosshead is a critical moving component in the power end of FMC Bean A04/E04/R10/R2020 series pumps. It is precision-cast from high-strength Cast Iron, offering excellent side thrust resistance and wear resistance. The crosshead slides smoothly within the pump case guides via its precisely machined surfaces, ensuring the piston rod's linear reciprocating motion. Its robust structure can withstand high-frequency, heavy-load impacts, making it a core component for maintaining the pump's mechanical efficiency and system alignment.

Product Name	Ball Bearing; Single Row, 25mm ID
Brand	FMC BEAN
SKU	1177804
Weight	0.29 LBS 0.17 kg
Shipping	Calculated at Checkout
Product Description	Ball Bearing; Single Row, 25mm ID SKU: 1177804 This Single Row Deep Groove Ball Bearing is a critical rotating component in the mud pump's power end, designed to support the crankshaft. The bearing's races and balls are precision heat-treated and ground from high-purity Bearing Steel (e.g., GCr15), ensuring exceptional high hardness and wear resistance. Its 25mm ID is precisely sized to fit the crankshaft journal, allowing it to withstand both radial and axial loads while guaranteeing smoothness and low friction during high-speed operation. This bearing is a core quiet component for maintaining pump power transmission efficiency and extending overall service life.

Product Name	Crankshaft Oil Seal Retainer Ring for FMC Bean A04/I04 Series
Brand	FMC BEAN
SKU	1113528
Weight	0.02 LBS 0.05 kg
Shipping	Calculated at Checkout
Product Description	FMC Bean Crankshaft Oil Seal Retainer Ring SKU: 1113528 This Crankshaft Oil Seal Retainer Ring is a precision locating element in the power end of FMC Bean A04/I04 series pumps. It is stamped and heat-treated from high-strength Spring Steel, providing excellent elasticity and rigidity. The ring fits precisely into a groove in the crankcase to axially secure the oil seal (SKU 1219669), ensuring the seal remains accurately positioned during the crankshaft's high-speed rotation and vibration. It is a critical small component for guaranteeing the oil seal's function, preventing lubricant leakage, and ultimately extending bearing life.