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 5835-01-464-2662
NSN 5895-01-097-3338
NSN 6105-00-957-8237
NSN 6685-01-099-4046
NSN 4140-01-245-8866
NSN 6150-01-596-6880
NSN 2925-01-519-3221
NSN 6105-00-098-5516
NSN 5985-01-352-3629
NSN 5915-01-559-3263
NSN 6105-01-088-8133
NSN 5965-01-421-1244