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 6645-01-441-4456
NSN 4140-01-082-0267
NSN 6135-01-423-7502
NSN 5996-01-180-3107
NSN 7035-01-207-8704
NSN 5835-00-707-6266
NSN 5835-01-274-1035
NSN 5935-01-403-2844
NSN 6685-01-279-0647
NSN 6130-01-550-9756
NSN 5998-00-274-3268
NSN 6105-01-011-5210