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 6105-01-091-0512
NSN 4140-01-172-3182
NSN 5996-00-100-4932
NSN 5999-00-226-2001
NSN 7035-00-870-0290
NSN 5895-01-555-3086
NSN 5960-01-201-5804
NSN 5960-01-029-4253
NSN 6645-01-086-7668
NSN 6110-01-514-0271
NSN 6145-01-227-5246
NSN 4140-01-400-3610