Description
The GRACO 121908 is a stainless steel fitting adapter designed to connect components with 3/8-inch NPT (National Pipe Thread) and 1/4-inch NPSM (National Pipe Straight Mechanical) threads. It is intended for use in GRACO fluid handling and lubrication equipment to ensure secure, leak-free connections between different thread types.
Key Features:
- Adapter/Fitting
- 3/8NPT x 1/4NPSM
- Stainless Steel
- Compatible with GRACO equipment requiring 3/8NPT to 1/4NPSM thread conversion
- Durable stainless steel construction for corrosion resistance
- Reliable connection between different thread standards
- Designed for use in demanding industrial environments
Applications:
Used in fluid transfer, lubrication, and spray systems where secure, leak-free connections between 3/8NPT and 1/4NPSM threaded components are required.
Installation Notes:
- Using genuine GRACO parts ensures compatibility, reliability, and optimal performance of your equipment.
- Ensure threads are clean and free of debris before installation
- Apply appropriate thread sealant if required for the application
- Hand-tighten and then use a wrench to secure, avoiding over-tightening to prevent thread damage
- Regularly inspect for leaks or signs of wear
- Replace if damaged or if leaks are detected






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