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 5975-01-560-5849
NSN 5960-00-890-9032
NSN 5905-00-526-0753
NSN 6650-00-176-1911
NSN 6685-01-381-0759
NSN 5996-01-514-7341
NSN 5925-00-434-4178
NSN 5930-01-463-6067
NSN 6105-01-181-6119
NSN 6105-00-530-5203
NSN 6110-01-145-1481
NSN 2925-01-271-8727