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 6110-01-519-3127
NSN 2925-01-469-8229
NSN 2925-00-620-7757
NSN 5985-00-113-8264
NSN 5930-01-361-3637
NSN 6105-01-578-7537
NSN 6150-00-051-0404
NSN 6645-01-281-7254
NSN 7035-00-371-7749
NSN 5960-00-467-7400
NSN 6110-01-124-4552
NSN 6645-01-250-8129