The GRACO 25R635 is a precision-engineered air piston shaft designed for use in GRACO iQ dispense valves. It is typically constructed from high-quality, durable materials to ensure reliable operation in demanding industrial environments. This part is essential for the smooth actuation and shutoff of sealant and adhesive dispensing systems, supporting the valve’s function in single-component applications.

Key Features:

• Air piston shaft
• 1/4 in.
• GRACO iQ dispense valves (Tip Seal, Snuff-Back, Ball-Seat models)
• Precision-engineered for optimal fit and performance
• Designed for long service life and minimal maintenance
• Supports reliable valve actuation and shutoff
• Compact and lightweight for high production environments

Applications:
Used in single-component sealant and adhesive dispensing applications across various industries, including manufacturing, automotive, and construction. Suitable for high-speed, high-volume production lines where dependable valve performance is critical.

Installation Notes:

• Using genuine GRACO parts ensures compatibility, reliability, and optimal performance of the dispense valve system. Non-genuine parts may compromise safety, efficiency, and equipment longevity.
• Refer to the GRACO iQ dispense valve manual for specific installation instructions
• Ensure the valve is depressurized before disassembly or installation
• Inspect the piston rod and related components for wear or damage before installation
• Use appropriate tools (e.g., Allen key or rod) to prevent rotation of the piston rod during installation or removal
• Replace seals and other consumables as recommended by GRACO