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 5999-01-054-3949
NSN 6240-00-900-6592
NSN 5930-01-169-1602
NSN 5895-00-942-1911
NSN 5935-00-577-0758
NSN 6150-00-219-8058
NSN 5985-01-186-2964
NSN 6320-00-456-2092
NSN 6650-01-467-8818
NSN 2925-01-359-9818
NSN 6320-00-701-0437
NSN 5999-01-385-8348