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 6610-01-093-4710
NSN 5915-00-765-0558
NSN 5905-00-205-2595
NSN 5960-01-460-0115
NSN 5990-00-132-5177
NSN 5990-00-830-5051
NSN 5999-00-443-9737
NSN 6150-00-959-6164
NSN 6320-01-237-9746
NSN 6145-01-174-8826
NSN 6620-01-539-2729
NSN 6620-00-920-1671