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 6620-01-237-0254
NSN 5855-01-578-6742
NSN 6610-01-082-3531
NSN 6110-01-643-9954
NSN 5960-01-407-1350
NSN 6135-00-683-0536
NSN 5925-00-870-3582
NSN 6685-01-502-5930
NSN 5945-01-427-3790
NSN 6110-00-185-8147
NSN 5975-01-203-6876
NSN 6610-00-180-9062