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 6130-01-423-5622
NSN 6645-00-720-3953
NSN 6320-00-857-4073
NSN 6130-01-469-7497
NSN 5925-01-263-0857
NSN 4140-01-267-1844
NSN 5895-00-021-0854
NSN 6685-01-325-4218
NSN 5999-01-503-1519
NSN 6110-01-090-0804
NSN 5905-01-417-2849
NSN 6685-01-151-7106