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 5920-01-527-3759
NSN 5965-00-164-8092
NSN 6110-00-499-8647
NSN 5999-01-492-5034
NSN 6220-00-707-5044
NSN 6130-01-064-5178
NSN 6645-00-359-5463
NSN 5965-01-362-4031
NSN 5895-01-247-3358
NSN 5999-01-524-0554
NSN 6610-00-179-5254
NSN 6135-00-613-1068