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 6645-00-397-2210
NSN 6240-00-170-5302
NSN 5915-01-287-1116
NSN 5910-01-418-8015
NSN 5835-01-321-7895
NSN 5930-01-449-1265
NSN 5960-01-447-1154
NSN 5985-01-456-2996
NSN 6220-01-015-2956
NSN 5950-01-456-0567
NSN 5950-00-920-4452
NSN 6145-01-240-8174