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 6135-01-434-6308
NSN 6130-01-469-6139
NSN 5915-01-142-2018
NSN 5965-00-144-2543
NSN 5985-00-073-2958
NSN 5905-01-605-1419
NSN 6620-00-803-2346
NSN 5925-01-604-8985
NSN 6130-01-291-9373
NSN 2925-01-496-4699
NSN 6135-01-443-4484
NSN 6135-00-683-0536