0839830 (Watts) | 3/4 In Bronze Steam Pressure Regulator | 10-30 psiThis 3 4 Inch Process Steam Pressure Regulator, Model 252A 10 30, is Designed to Offer Highly Sensitive Response to Reduced Pressure Changes And Maintain Fullest Possible Volume Without Appreciable Reduced Pressure Drop. This Regulator is Ideal For Use On Applications Such as Oil Lines, Testing Fixtures, Autoclaves, Steam Tables, Steam Irons, Single Radiators, Volcanizes, Sterilizers And Process Lines. For 10 30 Psi. Watts 0839830