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 5910-01-437-3535
NSN 5925-00-159-0444
NSN 5915-01-101-4595
NSN 5855-01-541-1361
NSN 5990-01-204-6163
NSN 6145-00-316-2608
NSN 6320-00-643-0958
NSN 5920-01-525-7688
NSN 6240-01-288-0555
NSN 5910-01-071-5101
NSN 5960-00-272-9230
NSN 5996-01-163-1768