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 5998-00-171-8689
NSN 5998-00-580-8887
NSN 5975-00-161-4947
NSN 7035-01-519-8227
NSN 6130-01-032-9165
NSN 6130-01-336-1972
NSN 6610-01-604-1740
NSN 6650-00-483-2853
NSN 7035-01-311-8424
NSN 5998-00-490-1347
NSN 5990-00-761-9160
NSN 6610-01-494-7933