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 6220-01-251-6774
NSN 6650-01-296-0883
NSN 5835-00-415-6421
NSN 6135-00-444-1402
NSN 5965-01-026-8624
NSN 6105-00-525-8639
NSN 6220-01-447-4156
NSN 5895-00-011-7880
NSN 5855-00-973-5717
NSN 6150-01-279-3750
NSN 5985-01-428-7295
NSN 5855-01-398-9548