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 5996-01-189-6280
NSN 5990-01-481-8441
NSN 6610-00-085-2739
NSN 5835-00-345-9516
NSN 6685-01-305-4111
NSN 5895-00-880-6884
NSN 5910-01-619-2914
NSN 5999-00-163-3201
NSN 5895-01-657-4575
NSN 5925-01-432-0149
NSN 6610-00-845-1070
NSN 6650-01-160-1110