

High-strength OEM cap head screw designed to secure structural components in Graco equipment, ensuring stable fastening under heavy vibration and load.
| Machine Model | Equipment Type | Compatibility Details |
|---|---|---|
| Graco LineLazer 3400 | Line Striping System | Secures frame and pump housing assemblies |
| Graco LineLazer 3900 | Line Striping System | Provides high-strength structural fastening |
| Graco LineLazer 5900 | High-Performance Striper | Withstands vibration and heavy operational loads |
| Graco LineLazer 200HS | High-Output Striping Equipment | Ensures secure mounting of critical assemblies |
The Graco 18B502 Screw, Cap Head .375-16 x 1.75 is a heavy-duty OEM fastening component designed to securely join structural parts within compatible Graco equipment systems.
Featuring a cap head design and coarse-thread specification, this screw provides strong clamping force and resistance to loosening under vibration and high-load conditions common in professional striping equipment.
Manufactured to Graco OEM standards, it ensures reliable fitment, long-term durability, and consistent performance in demanding industrial applications.
Cap head screws are essential for maintaining structural integrity in high-vibration equipment environments. Inferior or worn fasteners can lead to loosening, misalignment, and equipment instability.
Using OEM-grade fasteners ensures secure assembly, proper torque retention, and long-lasting performance in professional-grade machinery.