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 6610-01-325-2585
NSN 5990-00-952-0696
NSN 6220-01-514-2827
NSN 5999-01-145-7948
NSN 6650-01-217-0303
NSN 5925-00-232-3256
NSN 6220-00-085-5206
NSN 6620-01-094-6549
NSN 5855-01-051-4143
NSN 5915-00-172-3084
NSN 5915-00-880-6034
NSN 6650-00-515-6002