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 6610-00-866-8452
NSN 5855-01-601-5661
NSN 6620-00-017-8098
NSN 5835-01-583-5385
NSN 7035-01-553-5036
NSN 6110-01-111-8762
NSN 6130-01-568-7020
NSN 5905-01-320-8611
NSN 4140-01-241-0505
NSN 6620-00-233-6839
NSN 2925-01-214-5333
NSN 5950-01-167-8862