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 6320-01-233-5798
NSN 6650-01-429-9242
NSN 5990-01-525-2250
NSN 5925-01-447-4153
NSN 6145-00-258-6977
NSN 6220-01-323-7056
NSN 6135-01-168-2944
NSN 5975-01-270-4646
NSN 2925-00-749-8893
NSN 5905-01-469-0691
NSN 4140-01-394-6288
NSN 6645-00-023-8386