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 5905-00-475-3913
NSN 5965-01-354-4387
NSN 5925-01-052-1207
NSN 4140-00-060-0494
NSN 5950-00-171-2894
NSN 5920-00-792-9631
NSN 6220-00-131-2095
NSN 6110-01-238-3953
NSN 6240-00-842-2887
NSN 6110-01-591-6486
NSN 6620-01-341-8372
NSN 5975-00-522-7125