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 2925-00-845-1480
NSN 4140-01-444-5292
NSN 4140-01-237-8569
NSN 5990-01-188-7309
NSN 6135-01-538-0997
NSN 5999-00-233-3020
NSN 6130-00-881-2272
NSN 7035-00-286-6221
NSN 6150-01-551-1968
NSN 5930-00-959-2359
NSN 6135-01-020-3805
NSN 5935-01-542-0608