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 4140-01-197-4272
NSN 6240-00-578-7894
NSN 5975-01-234-7811
NSN 5950-00-571-6097
NSN 6145-01-335-3090
NSN 5990-01-085-9117
NSN 5910-00-525-3657
NSN 5920-00-122-8702
NSN 5905-01-145-2080
NSN 6130-01-491-3843
NSN 5999-00-466-3226
NSN 2925-01-597-9541