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 5990-01-400-3299
NSN 5985-01-648-3580
NSN 6110-01-442-8080
NSN 6150-01-523-7235
NSN 5960-00-296-5353
NSN 6620-01-474-4951
NSN 6320-01-415-0953
NSN 6220-01-646-0555
NSN 6320-01-659-2819
NSN 6110-00-512-1701
NSN 6150-01-605-4211
NSN 7035-01-026-1171