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 5990-00-929-8923
NSN 5999-00-835-1651
NSN 5905-01-160-2983
NSN 5855-01-018-1247
NSN 5996-01-065-0939
NSN 6150-00-419-0505
NSN 5985-01-468-6482
NSN 5965-00-499-8229
NSN 5960-00-343-2888
NSN 5835-00-256-5558
NSN 6685-00-276-1308
NSN 6145-00-683-5353