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 6645-01-519-3007
NSN 5975-01-520-9708
NSN 5965-01-620-2526
NSN 6130-01-259-8415
NSN 5999-01-531-1221
NSN 6220-00-178-8536
NSN 5950-00-555-0605
NSN 6130-01-576-8958
NSN 5965-00-471-5018
NSN 6130-01-364-1751
NSN 6145-01-110-4219
NSN 6130-00-580-0901