Special Features:

Steel, spec data, fed.Std.Nr 66, aisi 1112 or sae 1112; cadmium-plated finish; dimensional data, 0.750 in.Lg o/a, 3/8 in. Across hex flats, 3/16 in. Lg hex, 9/16 in. From valve end to nearest hex shoulder; thd type hose connector, thread data, 10-32, nf, rh, class 3 fit, 0.4375 in. Lg; valve seat end data, 0.281 in.Largest od of taper, 0.125 in. Lg taper, 0.0939 in. Lg excl thd portion, 0.0937 in from center of inlet hole to valve end, 0.0625 in. Diameter inlet hole, external thread data, 3/8-24, nf, rh, class 3 fit, 5/16 in. Lg; drain hole data, 0.161 in dia, 5/8 in. Lg

Properties:

A metallic, threaded, screw-shaped item used in hydraulic brake cylinders, hydraulic power units, missile launching hydraulic systems, and the like, for the purpose of providing a means of releasing air form and/or flushing a hydraulic system. It may be furnished with or without a dust cap. Excludes spring loaded or automatic type air pressure relief valves, and bolt, fluid passage.