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 6145-01-491-6213
NSN 6145-01-529-6566
NSN 6645-01-160-7707
NSN 6610-00-408-4775
NSN 5835-00-890-3932
NSN 6685-00-221-4435
NSN 5998-01-633-4536
NSN 5950-00-393-1513
NSN 7035-00-521-6423
NSN 5996-01-274-3980
NSN 2925-01-408-6205
NSN 6110-01-200-8237