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 5975-01-234-5801
NSN 5998-00-070-9389
NSN 6685-01-501-5362
NSN 6320-01-072-2073
NSN 6610-01-571-5740
NSN 5998-01-426-7373
NSN 6110-01-359-4248
NSN 5920-01-409-2830
NSN 5999-01-067-6524
NSN 6240-01-645-7751
NSN 6320-01-453-2358
NSN 6240-01-144-5898