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 iron
NSN 6135-01-222-0703
NSN 5965-01-232-6509
NSN 6150-01-512-2396
NSN 6130-00-142-9532
NSN 6130-00-454-4315
NSN 6645-01-436-4542
NSN 5945-01-514-5216
NSN 6130-01-372-4540
NSN 4140-00-269-5795
NSN 6610-01-034-9044
NSN 5935-00-661-0825
NSN 6620-00-199-8734