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 6145-00-181-9622
NSN 6685-00-081-2864
NSN 5996-01-147-0697
NSN 6130-00-405-2948
NSN 7035-01-222-2534
NSN 5915-01-469-6236
NSN 6645-00-451-6462
NSN 5905-00-124-2974
NSN 5935-01-567-2608
NSN 5855-01-351-8909
NSN 5835-01-408-7576
NSN 6645-01-067-2856