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 iron
NSN 5925-00-419-1950
NSN 5950-01-153-2650
NSN 6620-01-445-1409
NSN 5960-01-170-4057
NSN 6320-01-443-3826
NSN 5910-01-131-8472
NSN 5905-01-180-0554
NSN 6610-00-840-6187
NSN 6220-01-353-5851
NSN 5910-01-431-8740
NSN 5990-01-147-5225
NSN 5855-01-167-2162