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 6685-01-327-1623
NSN 5960-01-045-8524
NSN 6650-00-182-7791
NSN 6645-00-968-6118
NSN 5965-01-016-1606
NSN 5975-01-508-8887
NSN 5999-01-264-0037
NSN 6105-01-146-1031
NSN 5835-01-339-0542
NSN 5996-01-325-0197
NSN 5965-00-144-2543
NSN 6135-01-415-1163