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 4140-00-287-5476
NSN 4140-01-414-5320
NSN 6610-01-220-1011
NSN 5950-01-203-8104
NSN 5855-01-597-1836
NSN 5990-01-516-9665
NSN 5915-00-984-5665
NSN 5950-01-383-0278
NSN 6645-00-064-1180
NSN 5975-01-036-6010
NSN 6320-01-399-6177
NSN 6610-00-054-7276