The GRACO 17L378 is an O-Ring Check Valve Kit, typically supplied in a 5-pack. It is designed for use in GRACO spray equipment to ensure proper fluid flow direction and prevent backflow. The kit is constructed with durable materials suitable for industrial and commercial coating applications, though the specific material is not detailed in available sources.

Key Features:

• Check Valve Kit
• 17L378 (5/pack)
• Designed for GRACO spray equipment (specific models not listed)
• Ease of maintenance (kit format for quick replacement)
• Reliability (designed for industrial use)

Applications:
Used in GRACO spray equipment to maintain proper fluid flow and prevent backflow, ensuring consistent performance in coating and painting applications.

Installation Notes:

• Using genuine GRACO parts ensures compatibility, reliability, and optimal performance of your spray equipment.
• Refer to the equipment manual for specific installation instructions.
• Ensure all components are clean and free of debris before installation.
• Replace all O-rings and check valves as a set for best results.