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 6130-01-270-6325
NSN 5975-01-144-5624
NSN 5905-01-312-0551
NSN 5905-01-183-9947
NSN 6320-01-380-0561
NSN 6240-01-423-6771
NSN 6220-01-056-7306
NSN 5895-01-591-7392
NSN 6650-00-950-4107
NSN 6150-01-076-4386
NSN 4140-01-304-3792
NSN 5920-01-449-1177