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 5975-01-174-5592
NSN 2925-00-328-2018
NSN 5895-01-353-0178
NSN 4140-01-468-6724
NSN 5985-01-474-8176
NSN 6620-01-335-9813
NSN 6145-00-548-7195
NSN 6610-00-870-4325
NSN 5835-01-555-8963
NSN 5990-00-395-5703
NSN 5990-00-999-5624
NSN 5999-00-451-0530