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 5915-01-552-4661
NSN 6320-00-336-9123
NSN 6130-01-164-7702
NSN 5920-01-583-9736
NSN 5855-01-242-2572
NSN 6145-00-451-3534
NSN 6620-01-026-3546
NSN 5915-00-496-7169
NSN 6685-01-576-9204
NSN 5855-01-020-7982
NSN 5855-01-287-6391
NSN 5998-00-285-6367