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 5945-00-702-3810
NSN 6645-00-566-5537
NSN 6150-00-913-4917
NSN 5905-01-384-3852
NSN 6110-01-086-8076
NSN 2925-00-964-7128
NSN 5975-01-150-1654
NSN 5960-00-446-5040
NSN 5996-01-301-3842
NSN 5960-00-483-0161
NSN 5990-00-812-6376
NSN 5910-01-592-1459