Cylinder Cover O-Ring 233
This is the cylinder cover O-ring (size 233) for FMC Bean L-series plunger pumps. It is an elastomeric seal that closes the cylinder cover joint against leakage of pumped fluid and pressure at the fluid end, and is commonly paired with the matching back-up ring. It fits FMC Bean L1122D, L1616SC and L1622HV. As an aftermarket replacement part, it can be used in place of FMC Bean 1177476; the brand and part number are listed for identification only and do not imply original-manufacturer production.
What it is
A cylinder cover closes the outer end of the fluid-end cylinder, retaining pressure and providing access for liner and piston service.
Pump compatibility
- L1122D
- L1616SC
- L1622HV
Specifications
| Property | Value |
|---|---|
| Weight | 0.01 lb (≈ 0.00 kg, converted) |
| Width | 4.8 cm |
| Height | 4.8 cm |
| Depth | 0.4 cm |
Manufacturer technical notes
Cylinder Cover O-Ring 233 for FMC Bean (SKU 1177476), molded from Viton® FKM fluoroelastomer (ASTM D395 compression set ≤25%), hardness 90 Shore A, temperature resistance -20℃~230℃, compression molding process, API 7K certified for mud pump fluid ends, burst pressure ≥5000psi.
Verbatim from the Dongli product page on dlhddrilling.com.
Replacement / interchange
Aftermarket replacement cross-referencing FMC Bean 1177476.
FAQ
- Which pumps does this O-ring fit?
- It fits FMC Bean L1122D, L1616SC and L1622HV.
- What does a cylinder cover O-ring do?
- It is an elastomeric seal that closes the cylinder cover joint against leakage of fluid or pressure, often used together with its back-up ring.
- What part number can it replace?
- It is an aftermarket replacement for FMC Bean 1177476, listed for cross-reference only.
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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