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 6320-01-220-2264
NSN 6150-00-037-5118
NSN 6610-01-468-3489
NSN 2925-00-836-2323
NSN 6620-00-999-2425
NSN 2925-01-519-1707
NSN 6220-01-432-2232
NSN 2925-01-411-8002
NSN 5960-00-195-6435
NSN 6240-01-286-5509
NSN 5835-01-079-3658
NSN 6610-00-861-0487