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 5945-01-013-2092
NSN 6610-01-233-5857
NSN 5855-01-658-4510
NSN 6685-01-167-7364
NSN 5935-00-659-6569
NSN 6650-01-555-8819
NSN 6240-00-952-9561
NSN 5990-00-369-1058
NSN 6610-01-577-5404
NSN 5895-01-048-6433
NSN 2925-01-226-6126
NSN 5945-01-018-4941