1 to 3 psi opening pressure
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 materials other than copper, iron or steel
NSN 5910-00-578-8987
NSN 6150-00-100-1302
NSN 6620-01-364-7461
NSN 5990-01-480-9938
NSN 6135-00-505-0679
NSN 6645-01-309-6455
NSN 5945-00-378-0281
NSN 6145-00-174-9344
NSN 5960-01-495-0859
NSN 5990-01-105-5336
NSN 5920-00-471-2548
NSN 4140-01-472-1736