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 6135-01-539-9009
NSN 6320-01-652-3806
NSN 6145-01-399-1158
NSN 2925-00-459-4519
NSN 6145-01-350-3532
NSN 5996-01-160-5588
NSN 6650-00-473-1259
NSN 6220-01-334-0613
NSN 5920-00-846-6632
NSN 6620-01-467-6795
NSN 6645-01-277-9337
NSN 5965-01-348-8761