

Viton® O-ring designed to provide a dependable seal in compatible Graco fluid handling equipment, helping minimize leaks and maintain system performance.
| Compatible Equipment | Application |
|---|---|
| Graco sprayers and fluid handling equipment using OEM part 556556 | Provides a reliable seal in pumps, valves, manifolds, and fluid circuits. |
| Selected Graco pumps, regulators, and serviceable assemblies | Designed for applications requiring a -013 Viton-A 75 Duro O-ring. |
The Graco 556556 O-Ring, -013 Viton-A 75 Duro is a genuine OEM sealing component engineered to maintain leak-free performance in compatible Graco equipment. Manufactured from Viton-A 75 Duro, it provides excellent resistance to chemicals, heat, and compression, making it ideal for demanding fluid handling applications.
Precision manufactured to Graco specifications, this O-ring delivers an accurate fit that helps preserve system pressure and prevent fluid leakage. Replacing worn seals with the correct OEM component supports reliable operation, reduces maintenance issues, and extends equipment service life.
Using the specified Graco O-ring ensures the correct dimensions and material performance required for dependable sealing. Genuine replacement seals help maintain operating efficiency, minimize downtime, and protect critical fluid handling components from premature wear.