

The Graco 255533 Kit, Piston, L100CS/L100CM is a genuine piston seal repair kit designed to restore sealing performance and maintain efficient pump operation in compatible L-Series pumps.
The Graco 255533 Kit, Piston, L100CS/L100CM is a genuine replacement piston seal kit designed to maintain the performance and reliability of Graco L-Series pumps. This kit includes the essential piston sealing components required during pump maintenance to help restore pressure, reduce internal leakage, and extend the service life of the fluid section.
This piston seal kit is specifically designed for the following Graco pump models:
These pumps are commonly installed on industrial fluid handling and material transfer systems used for high-viscosity materials, adhesives, sealants, coatings, and dispensing applications.
| Part Number | 255533 |
|---|---|
| Product Type | Piston Seal Repair Kit |
| Compatible Pumps | L100CS and L100CM |
| Application | Piston seal maintenance and pump rebuilding |
| Function | Restores sealing performance and helps maintain operating pressure |
| Manufacturer | Graco |
The Graco 255533 kit contains the piston sealing components required for routine maintenance and repair of compatible L-Series pumps. Components may include:
Pumps utilizing this repair kit are commonly found in industrial material transfer and dispensing systems handling sealants, adhesives, coatings, and other high-viscosity materials. Regular replacement of piston seals helps maintain reliable pump performance in demanding production environments.