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 5975-00-518-0780
NSN 5990-00-263-1289
NSN 2925-01-350-8372
NSN 5895-01-308-4204
NSN 6685-01-463-8461
NSN 7035-00-585-2113
NSN 5985-00-320-9796
NSN 5999-01-535-0259
NSN 5998-01-355-0321
NSN 6110-01-067-7677
NSN 6240-01-541-7009
NSN 5920-01-634-0250