A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
NSN 6320-01-447-4289
NSN 5910-01-633-9963
NSN 5960-01-560-8461
NSN 5996-00-248-7061
NSN 6145-00-485-6812
NSN 5990-00-629-2794
NSN 5950-01-311-6377
NSN 5895-00-127-2560
NSN 5915-01-412-4272
NSN 5905-01-631-3988
NSN 5905-01-097-2720
NSN 6320-00-790-4844