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 6240-00-402-4481
NSN 6685-01-078-4886
NSN 5935-01-118-8389
NSN 5930-01-503-0338
NSN 5895-00-373-2743
NSN 5930-00-199-6836
NSN 7035-01-145-5059
NSN 6240-01-401-5340
NSN 5930-00-374-5962
NSN 6685-01-291-6453
NSN 6620-00-193-9503
NSN 5855-01-188-4049