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 6110-01-541-2320
NSN 6110-00-542-2202
NSN 6150-01-602-2834
NSN 6685-00-853-1427
NSN 5965-00-096-7370
NSN 6610-01-069-1156
NSN 5910-01-502-8643
NSN 5985-01-087-6798
NSN 5998-01-619-3113
NSN 5930-01-612-5654
NSN 6645-01-300-9485
NSN 5975-01-003-4896