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 5935-00-224-8972
NSN 5935-01-029-2760
NSN 6620-00-500-0041
NSN 5905-00-638-6776
NSN 5915-01-306-2407
NSN 5975-00-050-1704
NSN 6145-01-252-0394
NSN 5990-01-124-9063
NSN 5965-01-276-1070
NSN 6685-01-060-7567
NSN 5895-00-722-8214
NSN 5960-00-231-3767