The GRACO 17W955 is a 1/2-20 nylock jam nut, typically constructed from metal with a nylon insert. It is designed to securely fasten components in place and prevent loosening due to vibration, commonly used in various GRACO equipment such as GrindLazer models.

Key Features:

• Jam Nut (Nylock)
• 1/2-20
• Metal with nylon insert
• Compatible with GRACO GrindLazer and other equipment requiring 1/2-20 threaded fasteners
• Vibration resistance due to nylon insert
• Reliable locking mechanism
• Easy to install and maintain

Applications:
Used in GRACO GrindLazer and similar equipment for securing components, especially where vibration resistance is required.

Installation Notes:

• Using genuine GRACO parts ensures proper fit, function, and safety in equipment operation.
• Ensure threads are clean and undamaged before installation
• Tighten securely but do not over-torque to avoid damaging the nylon insert
• Replace if nylon insert is worn or damaged
• Regularly inspect for wear or damage
• Replace as part of routine maintenance or if loosening occurs