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 5985-01-656-5355
NSN 5990-00-170-4239
NSN 6685-00-678-9004
NSN 6240-01-445-4232
NSN 6135-01-334-3935
NSN 6320-01-232-4664
NSN 5935-01-287-4419
NSN 2925-00-200-0085
NSN 4140-00-111-3247
NSN 6135-01-382-9278
NSN 5925-01-461-8378
NSN 5960-01-081-7745