

High-capacity Buna-N O-ring designed to seal pump and fluid connections in Graco airless spray systems, preventing pressure loss and leakage.
| Equipment Category | Graco Systems | Application Notes |
|---|---|---|
| Airless Paint Sprayers | Graco Mark Series, Ultra Max II Series | Used as a high-capacity sealing component where **Graco 17745-8 O-Ring, #350 Buna-N** prevents fluid and pressure leakage. |
| Contractor Sprayers | Graco ProContractor Series (select models) | Installed in high-pressure fluid systems to maintain seal integrity during continuous operation. |
| Industrial Sprayers | Graco King Series (select configurations) | Used in heavy-duty pump assemblies where larger-diameter sealing performance is required. |
| Texture Sprayers | Graco TexSpray Series | Supports sealing in high-viscosity material delivery and pump systems. |
The Graco 17745-8 O-Ring, #350 Buna-N is a precision sealing component designed for high-pressure Graco airless spray systems. It provides a reliable barrier against fluid and air leakage in pump and fluid section assemblies.
Manufactured from Buna-N material, it delivers strong resistance to oil, pressure, and wear, ensuring consistent sealing performance in demanding spray applications and maintenance environments.