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 steel
NSN 4140-01-254-2739
NSN 7035-01-525-4268
NSN 6220-01-383-9236
NSN 6620-01-223-9025
NSN 6220-01-124-5607
NSN 6135-01-223-3869
NSN 5895-00-455-8033
NSN 6320-01-098-2503
NSN 6110-01-148-9067
NSN 5950-01-632-5470
NSN 5996-01-144-4091
NSN 5999-00-821-0141