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 5905-01-368-6967
NSN 6135-01-512-8105
NSN 5915-00-603-9538
NSN 5999-01-442-4542
NSN 5930-01-381-3155
NSN 5835-00-073-0790
NSN 6240-01-067-1494
NSN 2925-01-516-0124
NSN 5930-01-166-7064
NSN 6685-00-085-7813
NSN 5925-01-532-5354
NSN 5855-00-688-9954