The GRACO 21039-00 is a stainless steel adapter fitting designed to connect components with 3/8T and 9/16-18 SST thread specifications within GRACO equipment. It is intended for use in fluid handling systems where secure, leak-resistant connections are required.

Key Features:

• Adapter fitting
• 3/8T x 9/16-18 SST
• Stainless steel
• Designed for use with GRACO equipment requiring 3/8T and 9/16-18 SST thread connections
• Stainless steel construction for durability and corrosion resistance
• Precision threads for secure, leak-resistant connections
• Compact design for easy integration into existing systems

Applications:
Used in fluid handling and spray equipment systems where specific thread adapters are required for secure connections between components.

Installation Notes:

• Using genuine GRACO adapters ensures compatibility, reliability, and optimal performance within GRACO systems.
• Ensure threads are clean and free of debris before installation
• Hand-tighten before using tools to avoid cross-threading
• Check for leaks after installation and tighten as necessary
• Use thread sealant or tape if recommended by the equipment manual
• Regularly inspect adapter for signs of wear or corrosion
• Replace adapter if damaged or if leaks are detected
• Follow manufacturer guidelines for installation and maintenance