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 4140-01-085-4965
NSN 7035-00-941-4949
NSN 5945-00-155-4290
NSN 5965-01-112-8758
NSN 6685-01-604-4054
NSN 6105-01-475-4115
NSN 2925-00-099-4030
NSN 5895-00-468-4103
NSN 6110-01-522-9245
NSN 6145-00-106-0611
NSN 6645-00-171-9251
NSN 5990-00-600-6151