A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes shaft(1), straight; and axle(1), straight.
Classification: Transmission shafts and cranks, except camshafts and crankshafts
NSN 5905-00-766-4927
NSN 5996-01-413-5037
NSN 5905-01-052-7191
NSN 6135-01-056-4609
NSN 5935-01-115-4219
NSN 6105-00-905-1291
NSN 6220-00-767-5080
NSN 2925-01-062-2660
NSN 7035-00-117-0418
NSN 5990-00-419-7584
NSN 2925-01-399-2765
NSN 6220-01-369-1646