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 5895-01-634-0630
NSN 6220-01-316-9863
NSN 7035-00-153-3826
NSN 7035-01-587-6239
NSN 6645-00-419-4860
NSN 6150-01-215-7460
NSN 5920-00-243-9506
NSN 5920-01-571-8460
NSN 5998-00-942-3598
NSN 6685-01-294-9118
NSN 6240-01-540-9383
NSN 5996-00-075-3027