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 6620-01-401-5356
NSN 6220-01-502-9451
NSN 5895-01-422-8095
NSN 6145-00-126-1606
NSN 6240-01-054-6996
NSN 6135-01-398-5922
NSN 5960-00-081-2559
NSN 6105-00-144-1754
NSN 4140-01-028-9232
NSN 5945-01-260-1116
NSN 5910-01-247-6473
NSN 4140-01-644-7702