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 6610-00-824-8616
NSN 5950-01-009-5731
NSN 5960-00-529-0583
NSN 5905-00-393-2757
NSN 2925-00-707-2741
NSN 6130-01-532-4437
NSN 5975-00-959-6187
NSN 6220-00-861-4131
NSN 6135-01-507-4346
NSN 4140-01-465-5282
NSN 5920-00-646-7885
NSN 5935-00-222-9014