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 6240-01-048-3330
NSN 6220-01-246-4285
NSN 6145-01-181-9376
NSN 2925-01-267-1598
NSN 5895-00-585-2038
NSN 5925-01-232-3928
NSN 5910-00-644-6204
NSN 2925-01-243-0328
NSN 6620-00-182-7638
NSN 5895-00-596-8678
NSN 5960-00-558-9152
NSN 5975-01-003-9803