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 5905-01-628-7559
NSN 5910-00-779-2713
NSN 5905-01-171-0531
NSN 5950-01-149-5502
NSN 6110-01-378-6659
NSN 6135-01-452-8999
NSN 6610-01-415-1623
NSN 5905-01-360-0435
NSN 5996-00-421-8429
NSN 6685-00-038-7886
NSN 6240-01-432-5773
NSN 5999-00-289-1472