Description
The GRACO 121051 is a 3/8″ NPT (National Pipe Thread) plug made from stainless steel (SST). It is designed to seal or close off threaded ports in GRACO fluid handling equipment, ensuring leak-free operation and protection against contamination.
Key Features:
- Plug
- 3/8″ NPT
- Stainless Steel (SST)
- Compatible with GRACO equipment requiring 3/8″ NPT threaded connections
- Corrosion-resistant stainless steel construction
- Reliable sealing for fluid handling systems
- Durable for demanding industrial environments
Applications:
Used in GRACO fluid transfer and lubrication systems to seal unused ports, prevent leaks, and maintain system integrity.
Installation Notes:
- Using genuine GRACO parts ensures proper fit, leak prevention, and equipment reliability.
- Ensure threads are clean and free of debris before installation
- Apply appropriate thread sealant if required by the application
- Tighten securely but avoid over-torquing to prevent thread damage






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