The GRACO 172489 is a cup piston component designed for use in GRACO spray foam and spray application equipment. Its main material is not specified in available listings, but it is a critical wear part that helps maintain proper sealing and pressure within the pump assembly.

Key Features:

• Cup Piston
• Designed for GRACO spray foam and spray application equipment
• Essential for maintaining pump sealing and pressure
• Small, lightweight part (approx. 0.02 lbs)
• Dimensions: 0.45 x 1.75 x 1.75 inches

Applications:
Used in GRACO spray foam and spray application systems to ensure reliable pump operation and consistent material delivery.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, longevity, and safety of the equipment.
• Replace cup piston as part of regular maintenance or when wear is detected
• Ensure pump is depressurized and cleaned before installation
• Follow equipment manual for specific installation procedures
• Inspect cup piston regularly for wear or damage
• Use only GRACO-approved replacement parts for compatibility and reliability