The GRACO 556656 is a threaded brass insert designed for use with 5/16 inch (7.9 mm) tubing. It is intended to provide a secure, leak-resistant connection within GRACO lubrication and fluid handling equipment, ensuring smooth operation and longevity of the system.

Key Features:

• Threaded Insert
• 5/16 inch (7.9 mm)
• Brass
• Oil, Grease
• Threaded for secure connection
• Brass construction for durability and corrosion resistance
• Ensures smooth operation and longevity of equipment

Applications:
Used in GRACO lubrication and fluid handling systems for connecting tubing in applications involving oil and grease.

Installation Notes:

• Using genuine GRACO parts like the 556656 ensures compatibility, reliability, and optimal performance of your equipment.
• Ensure tubing is clean and free of debris before installation
• Hand-tighten insert to avoid cross-threading
• Check for leaks after installation
• Regularly inspect for wear or damage
• Replace inserts if signs of leakage or wear are present