

Heavy-duty cap head screw engineered for secure structural fastening in Graco industrial spray and fluid handling equipment, delivering reliable load-bearing performance in high-pressure assemblies.
| Equipment Type | Compatibility Details |
|---|---|
| Graco Airless Paint Sprayers | Used in select assemblies requiring Graco 18B513 Screw, Cap Head .625-11X4.5 for structural fastening points. |
| Graco Fluid Handling Pumps | Fits pump housing and mechanical retention assemblies using .625-11 (5/8-11) threaded fasteners. |
| Graco Industrial Spray Systems | Applied in high-pressure equipment frames requiring long-reach cap head bolts for load-bearing connections. |
| OEM Replacement Assemblies | Direct-fit replacement hardware used in maintenance kits specifying 18B513 components. |
The Graco 18B513 Screw, Cap Head .625-11X4.5 is a precision OEM-grade fastening component engineered for high-load industrial applications within Graco spray and fluid handling systems. It features a .625-11 (5/8-11) thread and a 4.5-inch length, designed to deliver strong mechanical retention in demanding environments.
Built for durability and torque stability, this cap head screw is commonly used in structural assemblies where secure fastening is critical to maintaining pump performance and system integrity under continuous pressure operation.
It is manufactured to Graco specifications to ensure proper fit, alignment, and long-term reliability in OEM and replacement applications.