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 6620-01-412-0938
NSN 5930-01-431-7636
NSN 4140-00-876-8264
NSN 6110-01-222-3213
NSN 5996-01-291-8144
NSN 2925-00-567-7172
NSN 6610-01-130-2829
NSN 5855-01-152-8782
NSN 5855-00-925-0114
NSN 5975-00-441-7551
NSN 5925-00-320-7673
NSN 7035-00-349-8571