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 2925-00-536-4574
NSN 5935-00-960-7324
NSN 5960-01-442-0908
NSN 4140-01-424-8779
NSN 5855-01-338-1718
NSN 5915-01-410-7822
NSN 6685-01-395-9153
NSN 5855-01-291-6790
NSN 6645-00-155-2398
NSN 6645-01-541-5696
NSN 5965-01-165-3002
NSN 5835-00-111-2953