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 5998-00-504-6269
NSN 6620-00-483-1961
NSN 6240-00-987-5464
NSN 5935-00-139-4957
NSN 6650-00-970-8110
NSN 6150-01-103-3965
NSN 6650-01-421-2370
NSN 6645-01-603-9331
NSN 5965-01-004-9404
NSN 6685-00-287-7564
NSN 6150-01-222-0764
NSN 7035-00-390-6917