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 6685-01-580-0311
NSN 6320-01-141-3791
NSN 5895-00-436-0355
NSN 5965-01-307-8301
NSN 6110-00-596-6644
NSN 4140-01-132-6612
NSN 5990-01-137-8722
NSN 5855-00-149-0766
NSN 5905-01-601-7905
NSN 5835-01-303-6563
NSN 5975-01-599-0225
NSN 6620-01-463-1373