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 6135-01-014-9755
NSN 6105-00-156-9084
NSN 6645-01-011-0419
NSN 6130-01-159-9929
NSN 6620-00-411-4983
NSN 6150-01-206-1927
NSN 6620-01-383-6494
NSN 6130-01-438-0251
NSN 6620-01-550-8573
NSN 5925-00-201-9663
NSN 5950-00-543-1288
NSN 5999-01-517-0649