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 5905-00-269-0032
NSN 2925-00-772-5611
NSN 6320-01-435-5991
NSN 4140-00-111-3247
NSN 6620-01-044-3371
NSN 6110-00-834-1422
NSN 5920-00-876-1059
NSN 5985-01-368-3913
NSN 6685-00-214-3722
NSN 5905-01-451-4205
NSN 5855-01-542-9059
NSN 6130-00-153-3136