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 6685-00-042-5073
NSN 5990-01-465-9235
NSN 4140-00-801-0067
NSN 5835-00-841-2650
NSN 5895-01-348-5933
NSN 5925-00-075-5534
NSN 5950-01-180-4032
NSN 5990-00-274-3225
NSN 5935-00-578-7414
NSN 5895-01-475-2792
NSN 5910-01-576-8402
NSN 5999-01-555-4006