

UHMW heavy-duty piston designed for precise fluid displacement and long service life in high-pressure airless spray pump assemblies.
| Brand | System Type | Application Notes |
|---|---|---|
| Graco | Airless spray pump systems | Compatible with 55.000 piston assemblies using 1/2" rod configuration |
| Graco | Industrial coating equipment | Designed for UHMW wear resistance in continuous-duty environments |
| Graco | High-pressure fluid pumps | Supports stable displacement in high-volume production systems |
The Graco 01/0064-1/88 UHMW HD Piston 55.000 x 1/2 in is a precision-engineered component designed for high-capacity airless spray pump systems. Manufactured from UHMW (Ultra-High Molecular Weight polyethylene), it provides excellent wear resistance, low friction performance, and reliable fluid displacement in demanding industrial environments.
Built for 55.000 x 1/2 heavy-duty piston assemblies, it ensures consistent pressure stability and efficient operation in continuous, high-output spray applications.