Welding Equipment Fuel Gas Plug; Item Fuel Gas Plug; Type Left Hand, Quick-Connect; Size 9/16 Inch-18 TPI; Material Brass; Inclusions/Features Check Valve; Used On Item Welding Equipment; Applicable Standard UL; Pressure Rating 200 PSI

Brass Construction Provides Long Service Life-Cycle Tested over 10,000 Operations Indicating a Service Life of 10 to 12 Years of Comparable Use; Non-Interchangeable Oxygen and Fuel Gas Connectors Prevent Accidental Gas Mixing; Instant Closure on Reverse Flow Check Valves with Total Shut-Off at Only 10 Ounce of Back Pressure; Spring Loaded Locking Mechanism Responds to Fingertip Action and Achieves a Gas Tight Connection; For Inert Gas Models, Demand Valve on Supply Side Creates a Positive Seal when Fitting is Not Connected; Double Seal Socket Connection on Second Seal Provides Added Safety Protection