Specialty Gas Regulator, Two Stage, CGA-590, 0 to 50 psi, Use With: Industrial Air, SMITH EQUIPMENT, Mfr# 621-03100000

High Purity Gas Regulator, Mounting Type Cylinder, Number of Stages Two Stage, Compatible Gas Type Industrial Air, Control Type Knob, Maximum Inlet Pressure 3,500 psig, Inlet Connection Size 0.965 In.-14, Inlet Connection Gender Female, Inlet Connection Type NGO, Inlet Thread Direction Left Hand, Outlet Pressure (Maximum) 50 psig, Outlet Connection Size 1/4 in, Outlet Connection Type Tube Fitting, Gas Purity Rating 99.9995 Percent, Helium Leak Integrity Rating 2.00 x 10^-8 cc/sec