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 5855-01-463-6052
NSN 5960-01-426-4242
NSN 2925-00-455-2367
NSN 6645-01-422-1374
NSN 5975-00-147-4791
NSN 6220-01-321-3295
NSN 5895-01-330-3337
NSN 5920-00-306-4872
NSN 5930-01-620-9446
NSN 6320-00-845-3261
NSN 5910-01-336-9841
NSN 5950-01-020-7717