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 5930-01-263-8606
NSN 5895-01-381-5385
NSN 6240-01-544-9579
NSN 6105-00-205-0655
NSN 5975-00-636-3357
NSN 4140-00-229-8467
NSN 6685-01-196-6082
NSN 5855-00-237-4088
NSN 5985-01-416-4961
NSN 4140-01-519-9343
NSN 6130-01-463-0048
NSN 6130-00-505-1165