Nylon childproof drain valve 3/4 In. Male NPT inlet x 3/4 In. Male hose thread outlet with 3 In. long shank, 3 In. insulation. Will fit all makes, durable and high quality for years of service. Use when draining tank for routine service or repair. Fits directly into water heater. Fits all NAECA (National Appliance Energy Conservation Act) 111 models. Read instruction manual. 1 year warranty. Replacement part for: A.O. Smith, A.O. Smith Canada, American, GSW, John Wood, Kenmore, Lochinvar, Maytag, Mor-Flo, Penfield, Reliance, Sears, State Industries, U.S. Craftmaster, Whirlpool. Fits: Bradford White, General Electric, Rheem, Richmond, Ruud