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 5996-01-643-0444
NSN 5965-01-511-3633
NSN 5950-01-455-6160
NSN 5925-00-475-2648
NSN 6240-01-541-5395
NSN 5895-01-226-5430
NSN 5950-01-358-4316
NSN 6320-01-056-1164
NSN 5985-00-103-3237
NSN 5835-00-327-6192
NSN 6620-01-250-1692
NSN 5930-00-227-7345