Piston Cup
Piston Cup Holder for FMC Bean L0918
- Catalogue reference number
- 8495
- Catalogue brand
- Not recorded
Catalogue fields identify reference material. They do not confirm stock, OEM authorization or interchange. Verify the nameplate, original number and edition.

Catalogue model references
These are retained catalogue associations, not confirmed fitment for your equipment. Choose the model you want to review.
Catalogue specification records
| Original field | Recorded value |
|---|---|
| Weight | 0.64 lb (≈ 0.29 kg, converted) |
| Width | 2.50 in / 6.4 cm |
| Height | 2.50 in / 6.4 cm |
| Depth | 2.00 in / 5.1 cm |
Catalogue description records
The Piston Cup Holder for FMC Bean L0918 is a fluid-end piston component that carries and locates the piston cup seal against the cylinder liner bore as the piston reciprocates. It fits FMC Bean models BEAN 420, L0918 and L0918BCD. This is an aftermarket replacement cross-referenced to part number 8495, measuring about 2.50 in wide by 2.50 in high by 2.00 in deep.
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.
Catalogue question records
Original catalogue questions are retained. Fitment and availability need technical review.
- Which pumps does this cup holder fit?
- It fits FMC Bean models BEAN 420, L0918 and L0918BCD.
- What is the cross-reference part number?
- This is an aftermarket replacement cross-referenced to part number 8495. The part number is used for identification and comparison only and does not imply OEM manufacture.
- What is the function of a piston cup component?
- The piston cup is the flexible sealing element on the piston in the fluid end. It maintains the seal against the cylinder liner bore during reciprocation, so wear here affects volumetric efficiency.
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