The GRACO 557375 is a spring check valve designed for use as a 1/4 inch fill stud. It is constructed for medium-duty pumps and metering lubrication equipment, ensuring reliable flow control and preventing backflow in lubrication systems.

Key Features:

• Spring Check Valve
• 1/4 inch
• Medium-duty pumps and metering lubrication equipment
• Prevents backflow, reliable flow control, suitable for medium-duty applications

Applications:
Used in lubrication systems for medium-duty pumps and metering equipment, ensuring proper flow direction and system integrity.

Installation Notes:

• Using genuine GRACO parts ensures compatibility, reliability, and optimal performance within GRACO lubrication systems.
• Ensure proper alignment and secure fit during installation. Follow manufacturer guidelines for torque and sealing to prevent leaks and ensure system integrity. Regular inspection and maintenance are recommended for continued reliable operation.
• Use appropriate tools for installation, check for leaks after installation, and replace worn or damaged parts promptly.