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 5975-01-633-3924
NSN 5960-01-498-0572
NSN 5920-01-431-8683
NSN 5990-00-250-5205
NSN 6620-01-353-9224
NSN 5910-01-342-5699
NSN 5975-00-238-7848
NSN 6650-01-593-5993
NSN 6135-01-303-0295
NSN 6110-01-080-6198
NSN 5925-00-735-1350
NSN 5935-00-180-4193