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 6620-00-455-9668
NSN 6610-01-566-4500
NSN 5930-00-766-6589
NSN 6105-01-263-7234
NSN 5999-00-505-0359
NSN 6145-01-633-0107
NSN 5996-00-363-9666
NSN 5985-01-415-3134
NSN 6240-01-444-1673
NSN 5990-01-546-1649
NSN 6240-00-153-8929
NSN 5925-00-267-1447