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 5905-01-444-2300
NSN 5910-01-100-5640
NSN 5998-00-201-5861
NSN 6685-01-521-2009
NSN 6220-00-930-2351
NSN 6145-01-050-7531
NSN 5925-01-406-5626
NSN 6135-00-593-6831
NSN 6620-01-201-9295
NSN 5925-01-471-1761
NSN 5920-01-123-9854
NSN 6650-01-063-0035