Wrist Pin for FMC Bean M12 Series
This is a wrist pin (gudgeon pin) for FMC Bean M12 series reciprocating pumps. It is the pivot pin connecting the connecting rod to the crosshead in the power end. It fits the M12 and M1224 pump models and interchanges with FMC Bean part P509820. It weighs about 1.13 lb.
What it is
A wrist pin (gudgeon pin) is the pivot pin connecting the connecting rod to the crosshead.
Pump compatibility
- M12
- M1224
Specifications
| Property | Value |
|---|---|
| Weight | 1.13 lb (≈ 0.51 kg, converted) |
| Width | 3.2 cm |
| Height | 3.2 cm |
| Depth | 8.3 cm |
Manufacturer technical notes
Wrist Pin for FMC Bean M12 Series (SKU:P509820), forged from 42CrMo alloy steel (GB/T 3077), surface nitriding (HV900-1000 hardness, case depth ≥0.3mm), API 7K compliant, tensile strength ≥1080MPa, salt spray tested >1200hrs corrosion-free. Matches ceramic liner (SKU:1285094) with clearance ≤0.005mm for zero-leakage high-pressure performance.
Verbatim from the Dongli product page on dlhddrilling.com.
Replacement / interchange
Aftermarket replacement cross-referencing FMC Bean P509820.
FAQ
- Which pumps does this wrist pin fit?
- It fits the M12 and M1224 pump models.
- What is the interchange reference for this wrist pin?
- It is an aftermarket replacement that interchanges with FMC Bean part P509820; the brand and number are listed for identification only and do not imply original-manufacturer production.
Related parts
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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