The GRACO 15Y631 is a check valve fitting designed to allow fluid flow in one direction while preventing backflow. Its material is not specified in available sources, but it is intended for use within GRACO spray equipment and fluid handling systems to ensure reliable, unidirectional flow and protect equipment from contamination or damage due to reverse flow.

Key Features:

• Check Valve Fitting
• 15Y631
• Designed for GRACO spray equipment and fluid handling systems
• Prevents backflow in fluid systems
• Supports reliable operation of GRACO equipment
• Ease of maintenance (as a standard GRACO fitting)

Applications:
Used in GRACO spray equipment and fluid handling systems to ensure unidirectional flow and protect against contamination or damage from reverse flow.

Installation Notes:

• Using genuine GRACO parts ensures compatibility, reliability, and optimal performance of the equipment.
• Install according to GRACO equipment manual instructions
• Ensure proper orientation for check valve function
• Inspect for leaks and proper seating after installation
• Regularly check for wear and replace as needed to maintain system integrity