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 5999-00-078-6804
NSN 6240-00-929-0585
NSN 5999-01-313-9236
NSN 6220-01-025-1373
NSN 5895-01-142-6992
NSN 6130-01-428-4459
NSN 6620-01-444-4048
NSN 5996-01-470-6975
NSN 6620-01-373-4588
NSN 5985-01-626-5818
NSN 2925-00-246-3077
NSN 6650-01-393-4152