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 6645-01-424-4667
NSN 5905-01-031-0925
NSN 5950-01-502-7333
NSN 5905-01-444-1199
NSN 5930-00-597-5064
NSN 5930-00-869-2859
NSN 5915-01-577-6708
NSN 6650-01-622-5092
NSN 6620-01-089-4416
NSN 6620-00-220-2157
NSN 5855-00-912-3885
NSN 6610-00-533-3799