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 2925-01-327-3069
NSN 2925-01-411-4666
NSN 6150-00-824-4437
NSN 5910-01-559-6638
NSN 6105-01-328-6473
NSN 6685-00-905-4646
NSN 5945-01-535-7037
NSN 5999-01-548-0069
NSN 5985-01-233-5233
NSN 5998-00-617-1918
NSN 5945-01-383-9453
NSN 6685-01-044-3481