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 5910-01-076-4454
NSN 5985-01-629-5996
NSN 4140-01-337-0495
NSN 4140-01-444-1746
NSN 6685-00-799-7506
NSN 5895-00-928-3436
NSN 6610-01-522-5751
NSN 6110-01-452-4872
NSN 5910-00-344-4431
NSN 5990-01-478-8638
NSN 5990-01-369-2764
NSN 6220-01-111-9730