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 5985-01-212-9180
NSN 6645-01-452-9495
NSN 6620-01-479-2352
NSN 5915-01-051-4094
NSN 6685-00-417-6239
NSN 5925-01-503-6177
NSN 6220-00-010-1595
NSN 5965-01-168-8180
NSN 6150-01-025-1467
NSN 6130-00-328-0261
NSN 5999-00-525-4320
NSN 5996-01-321-0847