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 5999-01-548-0935
NSN 5835-01-036-4951
NSN 5996-01-267-1681
NSN 5960-01-262-5048
NSN 5920-01-461-7676
NSN 6650-01-156-4660
NSN 5985-00-401-4517
NSN 4140-01-185-5044
NSN 6685-01-391-7560
NSN 5999-01-358-0536
NSN 6320-01-285-1922
NSN 6220-01-496-1925