Description
The GRACO 558151 is a threaded plug designed for use with piston distributor systems. It is typically made from metal (exact material not specified in available sources) and is intended to seal unused ports in GRACO automatic lubrication equipment, ensuring system integrity and preventing leaks.
Key Features:
- Plug
- M8 x 1
- Compatible with GRACO piston distributor systems requiring M8 x 1 threaded plugs
- Threaded for secure fit
- Compact size (overall length: 0.394 in / 1 cm)
- Designed for easy installation and removal
- Reliable sealing for unused distributor ports
Applications:
Used in automatic lubrication systems to seal unused ports on piston distributors, ensuring system integrity and preventing contamination or leakage.
Installation Notes:
- Using genuine GRACO parts ensures compatibility, reliability, and optimal performance of lubrication systems.
- Ensure threads are clean and undamaged before installation
- Hand-tighten plug to avoid over-torquing and potential thread damage
- Inspect plug and port regularly for signs of wear or leakage
- Replace plug if damaged or if leaks are detected






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