The GRACO 166033 is a stainless steel coupling nut designed to securely connect components within GRACO airless spray pump assemblies, ensuring reliable and leak-free operation.

Key Features:

• Coupling Nut
• Stainless Steel
• Compatible with GRACO 5:1 Monark® Airless Spray Pumps and related displacement pump assemblies
• Durable stainless steel construction for corrosion resistance
• Designed for secure connection of displacement and connecting rods
• Supports reliable pump operation and ease of maintenance

Applications:
Used in GRACO airless spray pump assemblies for transferring solventborne and waterborne materials, typically in industrial and maintenance applications.

Installation Notes:

• Using genuine GRACO parts ensures proper fit, performance, and longevity of the equipment.
• Ensure threads are clean and undamaged before installation
• Tighten the coupling nut securely to prevent leaks and ensure reliable operation
• Refer to the equipment manual for specific torque requirements and assembly instructions
• Regularly inspect the coupling nut for signs of wear or corrosion
• Replace if damaged or if leaks are detected
• Use only compatible GRACO parts for replacements