Which pump does this piston cup kit fit?

It fits the FMC Bean L0618HV reciprocating pump.

What does "preformed" and "abrasive service" mean?

"Preformed" describes the cup's molded shape, and "abrasive service" indicates it is configured for duty handling abrasive or solids-laden fluids.

What part number does this cross-reference to?

It is an aftermarket replacement supplied to match FMC Bean part P503041; the brand and part number are listed for identification only and do not imply OEM manufacture.

Piston Cup Kit Preferred Abrasive Service HSN Preformed Cup for FMC Bean L0618HV

Piston Cup Kit Preferred Abrasive Service HSN Preformed Cup for FMC Bean L0618HV — Piston Cup aftermarket replacement part

This is an HSN preformed piston cup kit (preferred abrasive service) for the fluid end of the FMC Bean L0618HV reciprocating pump. The piston cup is the flexible sealing element on the piston; it seals against the cylinder liner bore as the piston reciprocates and is a routine wear part that directly affects volumetric efficiency. The "abrasive service" label indicates the cup is intended for duty handling abrasive or solids-laden fluids. It fits FMC Bean L0618HV and weighs about 0.46 lb.

What it is

A piston cup is the flexible sealing element fitted to the piston in the fluid end. It maintains the seal against the cylinder liner bore as the piston reciprocates, so wear here directly affects volumetric efficiency.

Pump compatibility

L0618HV

Specifications

Property	Value
Weight	0.46 lb (≈ 0.21 kg, converted)
Width	4.00 in / 10.2 cm
Height	7.00 in / 17.8 cm
Depth	2.50 in / 6.4 cm

Manufacturer technical notes

HSN Preformed Piston Cup Kit for FMC Bean L0618HV (SKU P503041). Silicon nitride ceramic + specialty elastomer. 15,000PSI/300℃ rated, 15x wear life for ultra-abrasive service.

Verbatim from the Dongli product page on dlhddrilling.com.

Replacement / interchange

Aftermarket replacement cross-referencing FMC Bean P503041.

FAQ

Which pump does this piston cup kit fit?: It fits the FMC Bean L0618HV reciprocating pump.
What does "preformed" and "abrasive service" mean?: "Preformed" describes the cup's molded shape, and "abrasive service" indicates it is configured for duty handling abrasive or solids-laden fluids.
What part number does this cross-reference to?: It is an aftermarket replacement supplied to match FMC Bean part P503041; the brand and part number are listed for identification only and do not imply OEM manufacture.

Related parts

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All brand names, model numbers and part numbers are used for identification and cross-reference only and do not imply original-equipment manufacture. This is an aftermarket replacement part.

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