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 6620-01-152-9453
NSN 6610-01-361-4193
NSN 5905-01-416-1507
NSN 6130-01-072-2511
NSN 5998-01-643-6415
NSN 6130-01-429-8442
NSN 2925-01-004-5627
NSN 6145-01-505-0923
NSN 6685-01-268-2294
NSN 5930-01-181-9329
NSN 6145-01-487-3138
NSN 4140-00-186-3062