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 5990-01-555-6616
NSN 5915-00-276-8332
NSN 5905-01-004-4312
NSN 6130-00-850-6613
NSN 5930-01-097-3120
NSN 6240-00-224-1880
NSN 7035-00-870-0290
NSN 6620-00-363-7528
NSN 4140-00-229-8467
NSN 6150-01-503-5396
NSN 5895-01-440-9605
NSN 6130-01-463-2249