Coupler Body,Industrial Interchange,Steel,Galvanized Finish,(F)NPT Hose Connection,Connection Size NPT (In.) 1/2,Body Size (In.) 1/2,Max. Air Flow (SCFM) 132,Max. Pressure (PSI) 232,Temp. Range -4 to 212 F,NBR Seals,For Use With Industrial Interchange Plug,Weight Each (Oz.) 8,Features Safety Vent,Used on End of Hose or Air Supply for Connection to Hose or Tool