2-Way Normally Closed ASCO Solenoid Valve. Brass Body, Buna N Elastomer Seals. 1" Pipe Size, 1" Orifice, Cv=13. Pressure in PSI: Min: 5, Max: Air=150, Water=150, Oil=100, Max. Media Temperature: 180° F. Enclosure: General Purpose and Watertight: NEMA 1, 2, 3, 3S, 4, and 4X.