

OEM cap head fastening screw used to secure pump, housing, and structural components in compatible Graco spray systems, ensuring stable performance under high-pressure operation.
| Equipment Category | Typical Graco Compatibility | Application Area |
|---|---|---|
| Airless Paint Sprayers | Graco professional airless sprayer systems requiring .437-14 fasteners | High-pressure coating and painting applications |
| Fluid Pump Assemblies | Graco pump housing and fluid section components | Industrial fluid transfer and spray systems |
| Repair & Maintenance Kits | OEM Graco service kits and rebuild assemblies | Equipment servicing and mechanical restoration |
| Industrial Spray Systems | Graco industrial-grade coating equipment | Large-scale manufacturing and contractor use |
The Graco 18B506 Screw, Cap Head .437-14X1 is a precision OEM fastening component designed for secure assembly in Graco spray equipment systems. Featuring a cap head design and a .437-14 thread specification with 1-inch length, it is engineered to provide strong mechanical retention in high-pressure fluid and pump assemblies.
Built to OEM standards, this screw ensures reliable fastening performance in demanding industrial environments where vibration resistance, durability, and exact fitment are critical for maintaining system integrity.