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 6645-01-150-2039
NSN 6130-00-267-9970
NSN 6145-00-797-3454
NSN 6685-01-641-1535
NSN 5935-01-655-9682
NSN 5915-01-633-9845
NSN 6110-01-106-2708
NSN 5985-01-022-6624
NSN 6610-00-406-8544
NSN 5930-01-554-4524
NSN 5835-00-681-0005
NSN 6130-01-423-7271