Coupler Plug,Automotive Interchange,Steel,Zinc Plated Finish,(F)NPT Hose Connection,Connection Size NPT (In.) 1/4,Body Size (In.) 3/8,Max. Pressure (PSI) 300,Temp. Range -40 to 250 F,NBR Seals,For Use With Automotive Interchange Coupler,Weight Each (Oz.) 1.4,Used on End of Hose or Tool Inlet for Connection to Quick Coupler