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 5855-01-412-5147
NSN 6220-01-426-8824
NSN 6650-00-925-8421
NSN 6645-01-351-6900
NSN 6220-01-429-8534
NSN 6620-00-250-1980
NSN 5925-01-372-4734
NSN 5985-01-435-3684
NSN 7035-01-153-1767
NSN 5999-00-521-0351
NSN 5999-01-444-0800
NSN 5925-01-473-4287