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 5935-00-862-6660
NSN 6685-01-226-7593
NSN 5930-01-532-6592
NSN 6240-00-411-8499
NSN 4140-01-371-1565
NSN 5998-01-228-5481
NSN 6240-01-414-3873
NSN 4140-01-458-8274
NSN 5835-01-157-5886
NSN 5998-00-390-3845
NSN 6220-01-154-7699
NSN 5965-01-485-8127