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 5950-00-114-1153
NSN 5990-01-277-9753
NSN 5905-01-171-6493
NSN 6105-01-415-0828
NSN 6150-01-371-3023
NSN 6645-00-204-4100
NSN 5920-00-054-0173
NSN 6685-01-513-9597
NSN 5990-00-822-9269
NSN 6240-01-501-2830
NSN 4140-01-476-6466
NSN 5960-00-880-4404