

Precision OEM flat socket screw designed for secure fastening and stable component assembly in Graco airless spray and line striping equipment.
| Machine Model | Equipment Type | Compatibility Details |
|---|---|---|
| Graco LineLazer 3400 | Line Striping System | Secures internal frame and pump components |
| Graco LineLazer 3900 | Line Striping System | Used in structural fastening assemblies |
| Graco LineLazer 5900 | High-Performance Striper | Supports secure mounting of critical parts |
| Graco LineLazer 200HS | High-Output Striping Equipment | Ensures stable fastening under vibration loads |
The Graco 18B488 Screw, Flat Socket .25-28X.75" is a precision-engineered OEM fastener designed to securely join and stabilize components within compatible Graco equipment assemblies.
Featuring a flat socket head and fine-thread design, this screw ensures tight, vibration-resistant fastening in high-demand mechanical systems such as line stripers and pump assemblies.
Manufactured to Graco OEM standards, it delivers reliable fitment, corrosion resistance, and long-term durability in professional equipment applications.
Fasteners like flat socket screws are essential for maintaining structural integrity in high-vibration equipment. Improper or worn fasteners can lead to loosening, misalignment, and equipment instability.
Using OEM-grade screws ensures consistent torque retention, proper fitment, and reliable performance in demanding industrial applications.