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 6220-01-035-7172
NSN 5925-01-424-6744
NSN 5895-00-311-8969
NSN 6650-01-517-4412
NSN 5930-00-442-1251
NSN 5895-01-466-7407
NSN 5930-01-303-6170
NSN 5895-00-637-2658
NSN 5920-01-307-8542
NSN 5855-00-058-1293
NSN 5960-01-294-2397
NSN 5998-01-316-1605