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 5975-00-935-3942
NSN 6135-00-170-8819
NSN 5905-00-236-7553
NSN 6145-00-141-3888
NSN 6320-01-371-3047
NSN 6620-01-590-3295
NSN 5999-01-237-2434
NSN 5910-01-411-4661
NSN 5855-00-014-5008
NSN 5835-01-038-9945
NSN 6145-01-454-0225
NSN 6145-00-738-5601