Coupler Body,Industrial Interchange,B/S,Galvanized Finish,(M)NPT Hose Connection,Connection Size NPT (In.) 1/4,Body Size (In.) 1/4,Max. Air Flow (SCFM) 35,Max. Pressure (PSI) 175,Temp. Range -4 to 176 F,NBR Seals,For Use With Industrial Interchange Plug,Weight Each (Oz.) 4.5,Features Safety Vent,Used on End of Hose or Air Supply for Connection to Hose or Tool