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 5990-01-439-4643
NSN 5915-01-465-1533
NSN 6650-01-099-6271
NSN 6105-01-442-7305
NSN 4140-01-143-8132
NSN 5895-01-008-1375
NSN 5930-01-067-5696
NSN 6130-01-020-6314
NSN 5998-00-137-6767
NSN 5998-01-598-8420
NSN 6130-01-475-3940
NSN 5990-00-131-3269