Fairchild Industrial Products P/N 100308, Air Pressure Regulator, 0.5-30 PSIG Adjustable Range, 250 PSIG Max. Supply Pressure, 1500 SCFM Nominal Flow Capacity, Aluminum Body, Buna-N Diaphragm, T-Handle Actuator, 1" Water Column Sensitivity, 1"NPT Female Pressure Conn., Bleed Style, Relieving, Model 100 High Flow Air Pressure Regulator Valve
See Product Datasheet for Complete Specifications.