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 6685-01-296-8170
NSN 5920-01-398-4339
NSN 5925-01-187-0695
NSN 6145-01-126-1316
NSN 5950-01-458-2012
NSN 5835-00-198-4936
NSN 6645-01-133-4440
NSN 6645-00-016-0594
NSN 6240-01-563-9037
NSN 4140-01-004-0566
NSN 6130-01-075-1455
NSN 6130-01-461-2469