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 6220-00-332-5859
NSN 7035-01-465-9156
NSN 5925-01-634-0664
NSN 6135-01-507-3613
NSN 6610-01-462-3508
NSN 6620-00-596-1951
NSN 6145-00-090-5411
NSN 5855-01-330-1918
NSN 5996-01-450-9131
NSN 2925-01-375-9487
NSN 5990-01-544-0364
NSN 5895-00-484-5977