The GRACO 16F603 is a locking pin measuring 5/16" in diameter. It is a hardware component designed for secure fastening and alignment within GRACO equipment, ensuring reliable operation and safety. The main material is not specified in available sources. Key Features: Locking pin 5/16" Designed for use with GRACO equipment; specific models not listed Provides secure locking and alignment Essential for equipment safety and reliability Small, lightweight hardware component (shipping weight: 0.05 lbs) Applications:Used in GRACO pumps and related equipment for secure fastening and alignment of components. Installation Notes: Using genuine GRACO parts ensures proper fit, function, and safety, reducing the risk of equipment failure or downtime. Ensure the pin is fully seated and locked in place before operating equipment Regularly inspect for wear or damage and replace as needed Follow manufacturer guidelines for installation and maintenance