2-Way Normally Closed ASCO Solenoid Valve. Aluminum Body, Buna N Elastomer Seals. 3/4" Pipe Size, 3/4" Orifice, Cv=5.1. Pressure in PSI: Min: 5, Max: Air=125. Max. Media Temperature: 125° F. Enclosure: General Purpose and Watertight: NEMA 1, 2, 3, 3S, 4, and 4X.