The GRACO 161788 Upper Piston Packing Cup is a small, precision-engineered component designed for use in GRACO T1 2:1 Ratio Transfer Pumps. It is typically made from durable materials suitable for high-pressure and high-wear environments, ensuring reliable sealing and smooth operation of the piston assembly. Its primary function is to maintain proper sealing within the pump, preventing leaks and ensuring efficient fluid transfer.

Key Features:

• Upper Piston Packing Cup
• 161788
• GRACO T1 2:1 Ratio Transfer Pump
• Compact size for easy installation and maintenance
• Designed for reliability and long service life in demanding applications
• Precision fit ensures effective sealing and reduced downtime

Applications:
Used in GRACO T1 2:1 Ratio Transfer Pumps for sealing the upper piston assembly, commonly found in lubrication, maintenance, and fluid transfer systems across various industries.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, compatibility, and longevity of the equipment.
• Ensure the pump is depressurized and isolated before installation
• Clean the piston and surrounding area to prevent contamination
• Follow the equipment manual for specific installation procedures
• Regularly inspect the packing cup for wear and replace as needed to maintain system integrity