The GRACO 166029 is a flareless tube nut, typically constructed from stainless steel, designed to securely connect tubing within GRACO fluid handling equipment. It is used to ensure leak-free, reliable connections in high-pressure and corrosive environments.

Key Features:

• Flareless Tube Nut
• Stainless steel
• Compatible with GRACO stainless steel pumps and tubing systems, especially where flareless fittings are required
• Designed for secure, leak-free connections
• Suitable for high-pressure and corrosive environments
• Reliable performance in demanding applications

Applications:
Used in GRACO stainless steel pumps and fluid handling systems for connecting tubing in reactor circulation, return tube kits, and other industrial fluid transfer applications.

Installation Notes:

• Using genuine GRACO parts ensures compatibility, reliability, and safety in high-pressure and corrosive environments.
• Ensure proper alignment of tubing before tightening the nut
• Use appropriate torque as specified in the equipment manual (e.g., 10–30 ft-lb depending on model)
• Inspect for leaks after installation
• Regularly check and maintain connections as part of routine maintenance