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 6145-00-229-1383
NSN 5895-00-093-0292
NSN 6240-01-383-7554
NSN 5855-01-145-4903
NSN 5895-01-055-0917
NSN 5910-01-267-9919
NSN 5999-01-219-5906
NSN 5985-00-813-2041
NSN 5965-01-516-1236
NSN 5999-00-099-6889
NSN 6135-00-175-7132
NSN 5985-00-678-5297