Cylinder Cover
Cylinder Cover Back Up Ring
- Catalogue reference number
- 18753A009
- 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 | 0.00 lb (≈ 0.00 kg, converted) |
Catalogue description records
This is the Cylinder Cover Back Up Ring for the SC-35 pump. As part of the cylinder cover assembly, it closes and seals the outer end of the fluid-end cylinder, supporting pressure retention and access for liner and piston service. It is supplied to fit the SC-35 model.
A cylinder cover closes the outer end of the fluid-end cylinder, retaining pressure and providing access for liner and piston service.
Catalogue question records
Original catalogue questions are retained. Fitment and availability need technical review.
- Which pump does this part fit?
- It is supplied to fit the SC-35 model.
- What is this part used for?
- It is a back-up ring used with the cylinder cover, which closes the outer end of the fluid-end cylinder to retain pressure and provide access for liner and piston service.
- What is the reference part number?
- It is supplied as an aftermarket replacement under part number 18753A009 for the SC-35 pump.
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