

OEM throat nut designed to maintain secure compression and sealing within Graco pump throat assemblies for stable high-pressure performance.
| Equipment Category | Application Area | Compatibility Role |
|---|---|---|
| Graco Airless Spray Pumps | Industrial painting and coating systems | Secures throat assembly components for pressure sealing performance |
| Graco Hydraulic Spray Equipment | High-pressure fluid delivery systems | Maintains compression and alignment within pump throat section |
| Graco Line Striping Machines | Pavement marking applications | Supports internal sealing integrity under continuous operation |
| Graco Industrial Spray Rigs | Heavy-duty coating operations | OEM replacement part for pump maintenance and rebuilds |
The Graco 17G403 Nut, Throat is an OEM precision-engineered component designed to secure and maintain proper compression within the throat section of Graco fluid handling pumps. It plays a critical role in ensuring proper sealing and pressure control during high-demand spraying operations.
Built for durability and consistent performance, this throat nut helps maintain pump efficiency, reduce leakage, and support long-term reliability in industrial spray applications.
The Graco 17G403 Nut, Throat is a critical fastening and compression component used in Graco pump throat assemblies. It ensures correct alignment and sealing of internal pump parts, helping maintain consistent pressure and preventing fluid leakage during operation.