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 6650-01-202-0596
NSN 5960-01-425-1454
NSN 5895-01-420-5459
NSN 6150-00-292-8778
NSN 5990-01-497-2138
NSN 6240-00-241-2288
NSN 5996-01-115-6121
NSN 4140-01-483-7867
NSN 6240-00-594-7138
NSN 6650-00-005-6649
NSN 5990-00-860-9207
NSN 5910-01-151-7418