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.
Classification: Check valves of steel
NSN 5945-01-591-7036
NSN 5975-01-186-3493
NSN 6320-01-629-1277
NSN 6650-01-011-0219
NSN 6610-01-033-2402
NSN 6135-00-182-7008
NSN 4140-01-626-2394
NSN 5999-01-156-1523
NSN 6130-00-988-3257
NSN 5835-00-941-4959
NSN 5895-01-326-7357
NSN 6110-01-260-7183