The GRACO 239937 is a genuine OEM piston valve designed for use in GRACO airless paint sprayer pumps. It is typically constructed from durable materials suitable for high-pressure fluid handling, ensuring reliable operation and longevity within GRACO equipment. Its primary function is to regulate and control the flow of paint or other fluids within the pump assembly.

Key Features:

• Piston Valve
• 239937
• GRACO airless pump models: 17C487, 17C488, 17C489, 17C721, 17M992, 24Z731, 495 Ultra, UltraMax 695, 190ES
• Guarantees perfect fit and seamless operation
• Provides reliability and durability
• Ease of maintenance (as a replacement part)

Applications:
Used in GRACO airless paint sprayer pumps for fluid regulation and control in painting and coating applications.

Installation Notes:

• Using a genuine GRACO piston valve ensures optimal performance, compatibility, and longevity of the equipment.
• Refer to the equipment manual for detailed installation instructions
• Ensure the pump is depressurized and cleaned before replacement
• Use appropriate tools and follow safety procedures
• Regularly inspect the piston valve for wear or damage
• Replace the valve as part of routine maintenance to prevent pump failure
• Keep spare parts on hand for quick replacement