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 6645-01-444-3016
NSN 6620-01-136-4473
NSN 5925-00-251-3283
NSN 6610-00-802-3465
NSN 5910-01-050-8407
NSN 5935-00-199-9614
NSN 5950-01-222-5377
NSN 6685-00-325-4197
NSN 4140-00-542-4611
NSN 4140-01-351-9633
NSN 5915-00-878-5193
NSN 6220-01-470-7388