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 5960-00-542-7299
NSN 5990-01-411-5930
NSN 6110-01-631-4165
NSN 5855-00-252-5743
NSN 5985-01-369-2038
NSN 6645-01-416-0807
NSN 5895-01-044-5332
NSN 6685-01-411-4435
NSN 5990-00-670-9660
NSN 4140-01-314-8251
NSN 6220-00-090-1310
NSN 6220-01-318-9646