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 6240-01-273-0193
NSN 5915-00-394-6523
NSN 5925-01-168-7812
NSN 6135-01-447-5083
NSN 6320-01-512-2031
NSN 6105-01-025-1497
NSN 6240-01-309-6003
NSN 6240-01-557-0647
NSN 6240-00-160-9223
NSN 5975-00-250-7358
NSN 5996-00-913-0991
NSN 5975-00-407-6554