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 2925-01-303-5266
NSN 5999-01-573-4359
NSN 5975-00-080-4633
NSN 6130-01-386-3858
NSN 5905-01-161-4510
NSN 7035-01-135-0050
NSN 5990-01-577-2120
NSN 6645-01-294-6403
NSN 6110-01-084-7486
NSN 6220-00-853-2410
NSN 5950-00-702-9794
NSN 5855-01-013-6864