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 5910-00-636-4271
NSN 5975-01-484-5131
NSN 4140-01-137-5936
NSN 6135-01-469-6429
NSN 5945-01-614-0863
NSN 5985-01-563-5870
NSN 5985-00-038-4572
NSN 7035-01-222-8090
NSN 5905-00-938-8751
NSN 2925-00-185-1618
NSN 5910-01-196-8405
NSN 6610-00-115-7716