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 5930-01-473-7851
NSN 6620-01-163-3329
NSN 6220-00-320-7408
NSN 5950-00-999-1635
NSN 5960-00-661-0477
NSN 6135-00-369-2368
NSN 5915-00-018-8254
NSN 5985-01-456-1244
NSN 5930-00-696-5048
NSN 5945-00-458-3931
NSN 6135-00-321-6707
NSN 6610-00-335-6083