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 2925-00-169-3775
NSN 5985-01-631-7900
NSN 5965-01-210-7784
NSN 6130-01-273-7427
NSN 5990-00-433-3445
NSN 6105-00-727-9181
NSN 5910-01-511-7609
NSN 6645-01-383-0106
NSN 6240-01-252-8850
NSN 5990-01-024-9659
NSN 5998-01-407-2296
NSN 6105-01-354-4819