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 6135-00-643-3561
NSN 5925-01-301-9777
NSN 6610-01-555-8364
NSN 6650-01-148-3499
NSN 6650-00-176-1911
NSN 6220-00-216-7284
NSN 5975-00-583-8625
NSN 6650-01-574-9197
NSN 5985-00-379-2345
NSN 2925-01-170-1089
NSN 5950-01-566-9305
NSN 4140-01-141-4473