

The Graco 115645 Hex Washer Head Machine Screw is a durable OEM fastener built for industrial‑sprayer and pump assemblies — providing secure, pressure‑safe mounting with built‑in washer head for better load distribution.
The Graco 115645 Hex Washer Head Machine Screw is an OEM-specified fastener designed for secure, durable assembly of Graco spray, pump, and industrial-coating systems. Its integrated washer head helps distribute load and maintain reliability under stress, pressure, or vibration.