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 6105-01-424-0275
NSN 5990-01-525-2250
NSN 6220-01-380-1211
NSN 6135-00-248-4102
NSN 6110-01-003-6717
NSN 2925-00-336-8364
NSN 5925-01-465-9897
NSN 6145-01-631-0193
NSN 5910-01-475-0389
NSN 5855-01-321-3881
NSN 5930-01-525-5790
NSN 6220-01-415-1541