HEAVY DUTY 250-80-540 OXYGEN GAS REGULATOR ~USED~ GAS TYPES: AIR, OXYGEN, INERT GAS INLET PRESSURE: 3000 PSIG (MAX) OUTLET PRESSURE: 5.0 PSIG (MIN) to 125.0 PSIG (MAX) INLET CGA 580 OUTLET CONNECTION: 9/16" - 18 RH(F) GAUGE SIZE: 2-1/2" DIAPHRAGM SIZE: 3-1/4" WIDTH: 7-1/4" HEIGHT: 7" DEPTH: 5-1/8" BODY FORGED BRASS DIAPHRAGM STAINLESS STEEL FILTER SINTERED BRONZE 1/4" I.D. CLEAR HOSE INCLUDED UL LISTED JE39599 MADE IN USA GREAT CONDITION 005850411 E-39 #106