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 5930-00-224-6699
NSN 5935-01-535-5344
NSN 5975-01-488-0082
NSN 5990-01-170-0077
NSN 5998-00-291-9187
NSN 5975-00-828-3505
NSN 6150-01-359-2637
NSN 6610-00-018-5141
NSN 6110-00-505-1671
NSN 5950-01-350-3251
NSN 5925-01-487-7629
NSN 6685-01-487-4209