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 5905-01-580-7999
NSN 6620-00-018-2196
NSN 6220-00-510-7899
NSN 5895-01-656-5288
NSN 5975-01-085-2794
NSN 6135-01-100-3593
NSN 2925-01-183-2897
NSN 6135-01-449-0625
NSN 6220-01-347-8643
NSN 5950-01-494-9727
NSN 6620-01-408-4464
NSN 5905-01-226-3569