The GRACO 177159 CUP PISTON is a replacement piston component designed for use in GRACO diaphragm pumps. Its material is not explicitly stated in available sources, but similar pistons in GRACO equipment are typically constructed from durable plastics or engineered polymers. This part is intended to ensure proper sealing and smooth operation within the pump assembly, contributing to reliable fluid transfer in industrial applications.

Key Features:

• Cup Piston
• Designed for GRACO diaphragm pumps; specific models not listed
• Designed for reliable sealing and smooth operation
• Compact and lightweight (approx. 0.005 lbs, 0.45 x 1.75 x 1.75 inches)
• Easy to replace as part of routine maintenance

Applications:
Used in GRACO diaphragm pumps for fluid transfer in industrial, lubrication, and maintenance applications. Suitable for use in various industries including mining, agriculture, and manufacturing.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and longevity of the equipment. Non-genuine parts may compromise pump efficiency and safety.
• Ensure the pump is depressurized and disconnected from power before installation
• Inspect the piston and mating surfaces for wear or damage prior to installation
• Follow GRACO’s recommended maintenance schedule for best results
• Refer to the equipment manual for specific installation instructions