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 5930-01-026-0427
NSN 5998-01-555-8454
NSN 4140-01-026-8387
NSN 2925-01-591-4030
NSN 5920-00-636-1579
NSN 4140-01-536-8234
NSN 5960-00-525-1898
NSN 5990-01-581-1961
NSN 6645-00-627-1501
NSN 6685-01-360-4093
NSN 5965-00-946-6692
NSN 6685-00-375-6186