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 5999-01-498-8528
NSN 5950-01-098-1959
NSN 5935-01-014-1231
NSN 6220-01-503-9186
NSN 5835-01-193-6192
NSN 5835-00-912-5656
NSN 5985-00-223-3042
NSN 5910-01-323-2305
NSN 6105-01-226-1139
NSN 6685-01-544-0148
NSN 5965-00-562-8933
NSN 5990-01-502-8209