The GRACO 101566 is a lock nut, typically made from steel or a similar durable metal, designed to secure threaded fasteners in place and prevent loosening due to vibration or movement within GRACO equipment.

Key Features:

• Lock nut
• Metal (steel or similar)
• Compatible with various GRACO equipment models, including ProMelt (Models 24H624, 24H626) and LineLazer™ IV 3900, 5900 Airless Line Stripers
• Prevents loosening of threaded fasteners
• Reliable under vibration and movement
• Standardized for use in multiple GRACO systems

Applications:
Used in GRACO equipment such as ProMelt melters and LineLazer™ IV airless line stripers to secure components and maintain structural integrity.

Installation Notes:

• Using genuine GRACO lock nuts ensures proper fit, performance, and safety within GRACO equipment.
• Ensure threads are clean and undamaged before installation
• Tighten to recommended torque specifications as per equipment manual
• Inspect regularly for signs of wear or loosening
• Regularly check for tightness and re-torque if necessary
• Replace if damaged or stripped