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 5999-01-586-2578
NSN 5999-01-576-2293
NSN 6105-01-222-6583
NSN 5920-00-269-6178
NSN 5975-00-241-6636
NSN 6145-00-411-0813
NSN 6135-01-196-7399
NSN 6110-01-158-7037
NSN 6685-01-524-9373
NSN 6620-00-253-6329
NSN 5999-01-054-1901
NSN 6220-01-199-4146