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 6150-00-027-9279
NSN 6320-00-701-0437
NSN 6105-00-231-8479
NSN 5930-01-574-7988
NSN 6320-01-220-2264
NSN 5835-00-280-8494
NSN 5965-00-303-9701
NSN 6240-00-820-1705
NSN 6320-01-629-0768
NSN 6685-00-221-4950
NSN 5990-01-376-0405
NSN 5998-00-954-1720