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 copper having a pressure rating of 850 kpa or over
NSN 5935-00-520-1973
NSN 6105-01-127-8408
NSN 5998-01-196-3138
NSN 5920-00-139-3736
NSN 6130-01-202-9304
NSN 6685-00-987-0736
NSN 4140-00-111-3247
NSN 6645-01-177-6021
NSN 5985-01-330-4929
NSN 5910-01-180-1729
NSN 2925-01-309-5007
NSN 5920-01-060-7689