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 5905-01-105-0300
NSN 6240-00-898-9190
NSN 5990-00-801-7923
NSN 5975-01-136-8861
NSN 5905-00-873-2651
NSN 5935-00-406-1991
NSN 5905-01-204-9185
NSN 5920-00-087-6337
NSN 5905-01-224-9629
NSN 5910-00-828-3472
NSN 5920-00-246-4657
NSN 6145-01-397-2892