Description
The GRACO 551191 is a U-cup packing seal designed for use in GRACO fluid handling equipment. It is typically made from urethane (URT) material and serves as a critical sealing component to prevent leaks and ensure reliable operation within pumps and valves.
Key Features:
- Packing, Seal U-Cup
- URT 1/4, 1/2, 1/
- Urethane (URT)
- Compatible with GRACO equipment requiring U-cup seals of specified sizes
- Durable urethane construction for long service life
- Reliable sealing performance in dynamic applications
- Ease of replacement and maintenance
Applications:
Used in GRACO pumps and valves for sealing pistons and shafts, preventing fluid leakage and maintaining system integrity in industrial fluid handling applications.
Installation Notes:
- Using genuine GRACO parts ensures proper fit, performance, and longevity of equipment.
- Ensure equipment is depressurized and isolated before installation
- Clean mating surfaces thoroughly before fitting the seal
- Lubricate the U-cup seal with compatible fluid to ease installation and prevent damage
- Follow manufacturers torque and alignment specifications
- Regularly inspect seals for wear or damage
- Replace seals at recommended intervals or when leaks are detected
- Use only compatible fluids and solvents as specified in the equipment manual
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