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 6145-00-434-1681
NSN 5996-01-516-7208
NSN 6620-00-124-9515
NSN 5920-00-296-7015
NSN 2925-01-166-4589
NSN 5998-00-275-2145
NSN 6105-01-503-6209
NSN 6105-00-168-3916
NSN 6220-00-745-7847
NSN 5999-00-189-0032
NSN 5999-00-710-5603
NSN 5999-00-481-8681