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 5965-00-959-4910
NSN 5950-01-617-2288
NSN 6620-00-718-6525
NSN 5965-01-100-1195
NSN 5910-01-066-7116
NSN 6620-01-057-2580
NSN 5996-01-489-5494
NSN 6610-01-042-8621
NSN 6685-01-465-3129
NSN 6685-00-879-6137
NSN 6240-01-113-2396
NSN 5835-00-306-5240