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 5920-01-202-1982
NSN 5930-00-731-9086
NSN 6145-00-222-1296
NSN 5965-00-858-5398
NSN 5915-01-242-9686
NSN 6150-01-050-8448
NSN 5996-00-024-0827
NSN 5915-00-349-7817
NSN 6150-01-374-9889
NSN 2925-01-328-4394
NSN 6650-01-207-0829
NSN 5905-00-802-5423