Interstate Pneumatics 1/4 inch Automotive Steel Coupler Plug x 1/4 inch Male NPT (Silver Zinc Color) series plugs are forged from tool steel, heat treated and zinc plated to increase hardness, durability and corrosion resistance. These plugs are interchangeable with the automotive (Tru-flate) standard series plugs produced by other manufacturers. Maximum operating pressure 300 PSI.
- Plug Body: 1/4″
- Type: Automotive (Tru-Flate)
- Threads: 1/4″ NPT Male (Silver Zinc Color)
- Body: Forged tool steel, heat treated and zinc plated