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 5915-00-177-7125
NSN 5910-01-456-4633
NSN 5985-00-166-3179
NSN 4140-01-049-1375
NSN 5905-01-312-3897
NSN 7035-01-442-7947
NSN 6685-01-385-1803
NSN 5915-00-113-4396
NSN 5915-01-149-9396
NSN 4140-01-655-2546
NSN 5915-01-280-2717
NSN 5999-01-516-7509