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 5910-00-299-7869
NSN 6685-00-264-3986
NSN 5998-01-444-4955
NSN 5915-01-023-8325
NSN 5990-01-004-6343
NSN 5835-01-452-7081
NSN 5895-00-933-7307
NSN 6320-01-284-4508
NSN 5915-01-506-9829
NSN 6150-01-485-3912
NSN 5999-01-251-5108
NSN 5999-01-520-7159