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 6220-00-260-9390
NSN 6610-00-553-5103
NSN 5996-01-459-2207
NSN 4140-01-514-5656
NSN 5935-01-299-0452
NSN 6135-01-303-0295
NSN 5930-00-180-5332
NSN 5905-01-565-9840
NSN 6685-01-256-4990
NSN 6135-00-793-1809
NSN 6220-01-584-8609
NSN 5930-00-054-3240