The GRACO 108483 SCREW, SHOULDER,SCH is a socket head shoulder screw designed for use in GRACO equipment, particularly the LineLazer III models. It is used to secure the arm jaw on the gun mount, ensuring proper alignment and stability. The material is not explicitly stated, but GRACO commonly uses zinc-plated carbon steel or stainless steel for such components in their equipment[3][5].

Key Features:

• Shoulder screw, socket head
• 1/4 x 3/8”
• GRACO LineLazer III models (used on gun mount to hold arm jaw)
• Essential for maintaining alignment and stability of gun mount arm jaw
• Reliable construction for repeated use in industrial equipment
• Easy to install and replace as a standard fastener

Applications:
Used in GRACO LineLazer III walk-behind line stripers to secure the arm jaw on the gun mount, ensuring proper operation and durability of the equipment[3][5].

Installation Notes:

• Using genuine GRACO parts ensures proper fit, function, and longevity of the equipment, reducing the risk of malfunction or premature wear.
• Ensure the equipment is powered off and depressurized before installation
• Align the arm jaw and gun mount before tightening the screw
• Use appropriate tools to avoid stripping the socket head
• Check for proper torque and alignment after installation
• Regularly inspect the screw for wear or damage
• Replace with genuine GRACO parts if any signs of wear are detected
• Keep the area clean to prevent debris from affecting the screw’s performance