Description
The GRACO 556429 is a 90-degree Zerk fitting with 1/8 NPTF threads, typically constructed from durable metal for reliable grease or lubricant delivery. It is designed for use in automatic lubrication systems, specifically as a leak-proof grease nipple for modular divider valves and end blocks in GRACO equipment.
Key Features:
- Zerk fitting (grease nipple)
- 1/8 NPTF, 90
- Compatible with GRACO Trabon MSP and Manzel MHH modular divider valves and end blocks; also referenced for use with GL-1 series grease injectors
- Leak-proof design for reliable lubrication
- 90-degree angle for flexible installation in tight spaces
- Durable construction for long service life
- Easy to install and maintain
Applications:
Used in automatic lubrication systems for on-road vehicles, off-road equipment, and compressor equipment. Specifically designed for use with GRACO Trabon MSP and Manzel MHH modular divider valves and end blocks.
Installation Notes:
- Using genuine GRACO parts ensures proper fit, leak-proof operation, and compatibility with GRACO lubrication systems, reducing downtime and maintenance costs.
- Ensure threads are clean and free of debris before installation
- Apply appropriate thread sealant if recommended by the equipment manual
- Tighten securely but avoid over-torquing to prevent damage
- Inspect regularly for leaks or wear and replace as needed
- Regularly check for leaks or blockages
- Replace fittings if signs of wear or damage are present
- Use only compatible lubricants as specified by GRACO
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