

The Graco 188257 Piston Seal is an OEM piston seal that ensures optimal sealing, maintaining consistent pressure and preventing fluid leakage in compatible pumps.
The Graco 188257 Piston Seal is designed for reliable piston sealing, minimizing internal bypass and ensuring smooth, consistent pump performance.
| Part Number | 188257 |
|---|---|
| Description | Piston seal for fluid control |
| Function | Prevents fluid leakage and maintains pressure |
| Application | High-pressure piston pumps |