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 6135-00-866-2311
NSN 5925-01-537-5544
NSN 5998-01-608-3111
NSN 6150-01-508-2081
NSN 6685-00-451-6941
NSN 5985-01-515-9705
NSN 5975-00-067-9720
NSN 6135-00-043-4312
NSN 5855-00-004-0904
NSN 6645-01-432-0052
NSN 5905-01-167-7420
NSN 5999-01-264-9262