Cylinder Liner, Ceramic
Ceramic Cylinder Steel Jacket for APLEX SC-65L/SC-115L 3.00" ID
- Catalogue reference number
- 7203-0658-55A
- Catalogue brand
- Aplex
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 | 7.86 lb (≈ 3.57 kg, converted) |
| Width | 5.50 in / 14.0 cm |
| Height | 5.50 in / 14.0 cm |
| Depth | 6.75 in / 17.1 cm |
Catalogue description records
This is a ceramic cylinder liner with a steel jacket for Aplex reciprocating pumps, fitting the SC-65L and SC-115L models with a 3.00" ID. It provides the bore in which the piston reciprocates inside the fluid end, presenting a ceramic working surface within a steel jacket as the primary wear face. It is supplied as an aftermarket replacement part interchangeable with Aplex part number 7203-0658-55A. Approximate weight is about 7.86 lb.
A ceramic cylinder liner provides the bore in which the piston reciprocates, using a ceramic working surface; like all liners it is matched to the pump's bore size.
Catalogue question records
Original catalogue questions are retained. Fitment and availability need technical review.
- Which pumps does this fit?
- It is configured for the Aplex SC-65L and SC-115L with a 3.00" ID. Confirm your pump model and bore size before ordering.
- What is the 3.00" ID?
- 3.00" ID is the inner bore diameter of the liner, taken from the product name. This is the working bore in which the piston reciprocates.
- What part number does this replace?
- It is an aftermarket replacement for Aplex part number 7203-0658-55A. The brand and part number are listed for identification only and do not indicate OEM manufacture.
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