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 5910-01-607-1366
NSN 5960-01-041-9512
NSN 6110-00-205-1778
NSN 6150-01-073-4727
NSN 6145-01-354-6349
NSN 6685-01-594-6298
NSN 6105-00-242-1221
NSN 5996-00-477-3926
NSN 5985-01-336-2945
NSN 6135-00-866-2311
NSN 6645-01-497-6543
NSN 6110-01-411-6000