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 6620-00-900-3986
NSN 5950-01-567-8875
NSN 6620-00-155-2608
NSN 6610-00-149-1534
NSN 6320-00-261-9136
NSN 6685-01-015-2126
NSN 2925-00-999-8967
NSN 6130-01-400-6123
NSN 6610-00-236-7175
NSN 6145-01-409-0231
NSN 7035-01-521-3449
NSN 6145-00-290-3859