Manual release
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 5855-01-560-1022
NSN 5975-01-461-7744
NSN 6135-01-529-8523
NSN 5895-01-395-2070
NSN 5835-01-555-8963
NSN 6135-01-309-8414
NSN 6645-00-169-1527
NSN 6105-01-522-6915
NSN 6650-01-035-3041
NSN 5999-01-337-8455
NSN 5945-01-607-4235
NSN 4140-00-505-1684