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 6135-01-177-3552
NSN 6650-01-299-2587
NSN 6105-01-009-6177
NSN 5975-00-028-0122
NSN 5965-00-281-0319
NSN 6135-01-247-5660
NSN 6620-00-319-4044
NSN 6145-00-337-3188
NSN 6150-00-809-9114
NSN 5985-01-188-7090
NSN 6130-01-512-3228
NSN 6135-01-026-9960