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 6320-01-347-2638
NSN 5855-00-472-2055
NSN 6105-00-362-1361
NSN 5915-00-418-3849
NSN 6220-01-044-3378
NSN 5996-00-836-7393
NSN 5855-00-896-4047
NSN 6685-01-413-0683
NSN 5905-00-705-1768
NSN 5998-00-902-4865
NSN 5990-01-548-5979
NSN 5999-01-413-3449