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 6610-01-445-5274
NSN 6145-01-426-1651
NSN 6145-01-601-1310
NSN 5996-01-641-7172
NSN 5905-01-139-1403
NSN 6645-00-619-8102
NSN 5910-01-106-1692
NSN 6610-01-160-8815
NSN 6610-01-495-0596
NSN 5985-00-403-4145
NSN 5910-01-460-3912
NSN 5855-01-406-7237