The GRACO 551787 is a stainless steel cap screw, specifically a 10-32 x 5 SS button head screw, designed for secure fastening in GRACO equipment assemblies. Its intended use is to provide reliable, corrosion-resistant attachment in various GRACO modules, such as the Gun Flush Box Module.

Key Features:

• Cap screw (button head)
• 10-32 x 5 (thread size and length; note: some sources list 10-32 x 0.38 in., but product listings specify 10-32 x 5 SS But HD, likely indicating a 5 mm or 5/16 in. length—clarification may be needed)
• Stainless steel
• Compatible with GRACO Gun Flush Box Module and similar assemblies
• Corrosion-resistant due to stainless steel construction
• Button head design for low-profile, secure fastening
• Reliable for repeated installation and removal

Applications:
Used in GRACO equipment assemblies, particularly in modules such as the Gun Flush Box Module, for secure and durable fastening of components.

Installation Notes:

• Using genuine GRACO parts ensures proper fit, function, and longevity of equipment, reducing the risk of leaks or mechanical failure.
• Ensure correct thread size and length for the application
• Use appropriate tools to avoid stripping threads
• Inspect for damage before installation
• Follow torque specifications if provided in the equipment manual
• Regularly check for loosening or corrosion
• Replace damaged or worn screws promptly
• Use only genuine GRACO replacement parts for optimal performance