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 copper having a pressure rating of 850 kpa or over
NSN 5920-00-372-5864
NSN 6150-01-639-8152
NSN 2925-00-942-2417
NSN 5985-01-468-8270
NSN 6105-01-154-1062
NSN 6150-00-259-4632
NSN 5960-00-715-9227
NSN 6685-01-367-2927
NSN 5960-01-308-0539
NSN 6320-00-358-1946
NSN 5999-00-113-8133
NSN 6320-01-113-7647