The GRACO 129476 is a lock nut with a nylon insert, designed to provide secure fastening and vibration resistance in GRACO equipment. The material is typically steel with a nylon insert for enhanced locking capability. Its intended use is to ensure reliable, long-term fastening in various GRACO spray equipment assemblies.

Key Features:

• Lock nut with nylon insert
• Steel with nylon insert
• Designed for use with GRACO spray equipment; specific compatibility should be verified with equipment manual
• Vibration resistance due to nylon insert
• Reliable locking mechanism
• Durable construction for long-term use

Applications:
Used in GRACO spray equipment assemblies to secure components and prevent loosening due to vibration or movement.

Installation Notes:

• Using genuine GRACO parts ensures proper fit, function, and safety in equipment assemblies.
• Ensure threads are clean and undamaged before installation
• Hand-tighten initially, then use appropriate tools to secure without over-tightening
• Replace with a new lock nut if nylon insert is worn or damaged
• Regularly inspect lock nuts for wear or damage
• Use only genuine GRACO replacement parts for optimal performance and safety