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 5895-00-331-8199
NSN 7035-01-282-7124
NSN 5895-00-617-6340
NSN 5910-01-243-4045
NSN 7035-00-541-8516
NSN 5945-01-319-8414
NSN 6105-00-962-6830
NSN 5905-01-197-8119
NSN 5855-01-323-5394
NSN 6145-00-116-7810
NSN 5996-01-356-2994
NSN 5960-01-544-1273