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 5930-00-415-4686
NSN 5950-01-634-0677
NSN 5999-00-763-5507
NSN 5925-01-110-6329
NSN 6240-00-624-7259
NSN 6135-00-221-4720
NSN 5990-01-586-2475
NSN 7035-00-392-5417
NSN 5945-01-168-2276
NSN 6685-01-540-3849
NSN 5925-00-975-0975
NSN 6320-01-097-5347