O-Ring
O-RING 353
- Catalogue reference number
- P508542
- Catalogue brand
- FMC Bean
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.
- L0918Find this model in manuals
- L0918 HDFind this model in manuals
Catalogue specification records
| Original field | Recorded value |
|---|---|
| Weight | 0.01 lb (≈ 0.00 kg, converted) |
| Width | 13.7 cm |
| Height | 13.7 cm |
| Depth | 0.53 cm |
Catalogue description records
The O-Ring 353 is an elastomeric sealing ring used in the FMC Bean L0918 and L0918 HD reciprocating pumps. As a static or dynamic seal, it closes a joint or bore to prevent leakage of fluid or pressure between mating pump surfaces. It is an aftermarket replacement that interchanges with FMC Bean part P508542, supplied to match the original ring's form and fit.
An O-ring is an elastomeric static or dynamic seal that closes a joint or bore against leakage of fluid or pressure.
Catalogue question records
Original catalogue questions are retained. Fitment and availability need technical review.
- Which pumps does the O-Ring 353 fit?
- It fits the FMC Bean L0918 and L0918 HD pump models.
- What does this O-ring do in the pump?
- It is an O-ring seal that closes a joint or bore to keep fluid or pressure from leaking past the mating surfaces it sits between.
- What part number does it replace?
- This aftermarket O-ring interchanges with FMC Bean part number P508542. The brand and number are listed for identification only and do not indicate OEM manufacture.
Check the original reference
Search original filenames and model text here. Check part numbers inside the PDF. No associated model is selected or shortened automatically.
Prepare a review checklist
Entries on this page are not sent or saved automatically. Copy and save them before leaving.
Starts blank. Catalogue or manual quantities are not copied into your request.
Nothing has been sent.
Technical review & contact
Include the nameplate, original part number, manual page and the quantity you need. Check the original request before sending.