What does a wrist pin do?

A wrist pin is the pivot pin that connects the connecting rod to the crosshead in the power end of the pump.

What is the interchange reference for this wrist pin?

It is an aftermarket replacement that interchanges with FMC Bean part A91014; the brand and number are listed for identification only and do not imply original-manufacturer production.

Wrist Pin for FMC Bean L11/W11/L16 Series

Wrist Pin for FMC Bean L11/W11/L16 Series — Wrist Pin aftermarket replacement part

This is a wrist pin (gudgeon pin) for FMC Bean L11/W11/L16 series reciprocating pumps. It is the pivot pin connecting the connecting rod to the crosshead in the power end. It fits the BEAN 435, L11, L1114SC, L1118SC, L1122D, L16, L1614SC, L1618SC, L1622HV, R660, W11 and W1122BCD pump models and interchanges with FMC Bean part A91014. It weighs about 0.95 lb.

What it is

A wrist pin (gudgeon pin) is the pivot pin connecting the connecting rod to the crosshead.

Pump compatibility

BEAN 435
L11
L1114SC
L1118SC
L1122D
L16
L1614SC
L1618SC
L1622HV
R660
W11
W1122BCD

Specifications

Property	Value
Weight	0.95 lb (≈ 0.43 kg, converted)
Width	3.2 cm
Height	3.2 cm
Depth	7.0 cm

Manufacturer technical notes

Wrist Pin for FMC Bean L11/W11/L16 Series (SKU: A91014) Forged from API 7K-certified 45 steel (tensile strength ≥600MPa) with quenching & tempering (HRC25-30), surface polished to Ra≤0.8μm, compatible with FMC L11/W11/L16 1.5" stroke design, salt spray tested 500h corrosion-free, ISO 9001 certified。

Verbatim from the Dongli product page on dlhddrilling.com.

Replacement / interchange

Aftermarket replacement cross-referencing FMC Bean A91014.

FAQ

Which pumps does this wrist pin fit?: It fits the BEAN 435, L11, L1114SC, L1118SC, L1122D, L16, L1614SC, L1618SC, L1622HV, R660, W11 and W1122BCD pump models.
What does a wrist pin do?: A wrist pin is the pivot pin that connects the connecting rod to the crosshead in the power end of the pump.
What is the interchange reference for this wrist pin?: It is an aftermarket replacement that interchanges with FMC Bean part A91014; the brand and number are listed for identification only and do not imply original-manufacturer production.

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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