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 6685-01-525-1911
NSN 5990-01-148-0435
NSN 5895-01-644-5932
NSN 4140-01-226-2182
NSN 5930-01-296-9286
NSN 6105-00-607-0394
NSN 6650-01-181-6037
NSN 2925-01-368-5773
NSN 6105-01-376-3200
NSN 5996-00-540-6570
NSN 6145-00-461-1707
NSN 6610-00-769-6826