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 5915-00-531-5216
NSN 5999-01-183-6521
NSN 6645-01-048-8972
NSN 5895-01-420-6197
NSN 6620-01-524-9112
NSN 5999-01-151-9821
NSN 6320-00-937-5625
NSN 5935-01-319-2914
NSN 6645-01-157-9080
NSN 6645-01-175-1392
NSN 5960-01-548-4896
NSN 6135-01-022-5427