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 5920-01-120-6992
NSN 5950-01-381-2994
NSN 5920-01-464-8480
NSN 5990-01-110-8979
NSN 7035-00-104-7613
NSN 6220-01-401-5337
NSN 5905-00-482-0978
NSN 5855-00-014-5008
NSN 5930-01-336-6454
NSN 5960-01-553-4557
NSN 5950-01-429-8186
NSN 5990-01-480-9938