Which part number does it reference?

It references FMC Bean part number 1285094 and weighs about 61.2 lb. The brand and number are used for identification only; this is an aftermarket replacement, not an OEM-manufactured part.

Crankshaft and Gear Assembly for FMC Bean L11/W11 Series

Crankshaft and Gear Assembly for FMC Bean L11/W11 Series — Crankshaft aftermarket replacement part

This Crankshaft and Gear Assembly is a power-end assembly for the FMC Bean L11/W11 series. The crankshaft converts rotary input into the reciprocating motion of the crossheads and rods that drive the pumping strokes, and the gear transmits drive to the shaft. The assembly weighs about 61.2 lb and fits the FMC Bean 435, L11, L1114SC, L1118SC, L1122D, R660, W11 and W1122BCD pumps. It is offered as an aftermarket replacement for FMC Bean part number 1285094.

What it is

The crankshaft in the power end converts rotary input into the reciprocating motion of the crossheads and rods that drive the pumping strokes.

Pump compatibility

BEAN 435
L11
L1114SC
L1118SC
L1122D
R660
W11
W1122BCD

Specifications

Property	Value
Weight	61.20 lb (≈ 27.76 kg, converted)
Width	40.8 cm
Height	40.8 cm
Depth	25.4 cm

Manufacturer technical notes

Crankshaft and Gear Assembly for FMC Bean L11/W11 Series (SKU:1285094), ASTM A216 WCB cast steel (tensile strength ≥850MPa) with quenching+tempering (HRC28-32), herringbone gear design (AGMA 2002-A88), salt spray tested >1000hrs corrosion-free. Compatible with FMC Bean pumps, fatigue life >2×10⁶ cycles, API 7K and NACE MR0175 compliant

Verbatim from the Dongli product page on dlhddrilling.com.

Replacement / interchange

Aftermarket replacement cross-referencing FMC Bean 1285094.

FAQ

Which FMC Bean pumps does this assembly fit?: It fits the BEAN 435, L11, L1114SC, L1118SC, L1122D, R660, W11 and W1122BCD pumps.
What does the crankshaft do in the pump?: The crankshaft in the power end converts rotary input into the reciprocating motion of the crossheads and rods that drive the pumping strokes.
Which part number does it reference?: It references FMC Bean part number 1285094 and weighs about 61.2 lb. The brand and number are used for identification only; this is an aftermarket replacement, not an OEM-manufactured part.

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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