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 5999-01-634-0576
NSN 5910-01-023-0078
NSN 2925-00-964-7128
NSN 5945-00-134-1335
NSN 6685-00-999-1680
NSN 7035-01-172-6772
NSN 5945-00-626-9917
NSN 5945-01-570-1465
NSN 6220-00-229-3091
NSN 6620-00-557-3508
NSN 5985-01-511-7612
NSN 5915-01-422-4620