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 4140-01-250-4202
NSN 6150-00-280-4500
NSN 5935-01-227-4099
NSN 4140-01-468-0181
NSN 5935-00-241-2746
NSN 6645-01-036-1182
NSN 5835-01-018-4197
NSN 5996-01-410-8538
NSN 5990-00-226-7894
NSN 7035-01-368-1070
NSN 5835-01-446-6065
NSN 5925-01-234-7049