Interstate Pneumatics 1/4" Automotive Steel Couplers and Plugs are forged from tool steel for better durability while both are further heat treated and zinc plated to increase hardness and corrosion resistance. These couplers and plugs are interchangeable with the automotive (Tru-flate) standard series plugs and couplers produced by other manufacturers. Maximum operating pressure 300 PSI.

Plug Specifications:

• Body: Forged tool steel, heat treated and zinc plated
• Plug Body: 1/4"
• Type: Automotive (Tru-Flate)
• Threads: 1/4" NPT Male (Silver Zinc Color)

Coupler Features:

• Steel body Zinc Plated to prevent corrosion
• Interchangeable with other Automotive (True-Flate) couplers
• Check Valve, forged steel

Coupler Specifications:

• Body: Steel, Zinc plated
• NPT size: 1/4" NPT Female
• Temperature: -40 degree F to 212 degree F
• Type: Automotive (True-flate)
• Seals: Buna-N(Nitrile)
• Spring: Stainless Steel
• Ball Bearing: Quantity 6, stainless steel