Painted gray
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 5915-00-189-0773
NSN 5920-01-554-9804
NSN 5998-01-025-6764
NSN 4140-00-492-2468
NSN 5999-01-449-1442
NSN 6685-01-134-5411
NSN 6645-00-167-9784
NSN 6320-00-242-3300
NSN 5960-00-909-3444
NSN 5895-00-376-5074
NSN 5990-01-147-5225
NSN 5905-01-456-6615