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 6645-01-062-0905
NSN 4140-00-660-8699
NSN 6150-01-388-7614
NSN 5855-01-023-3727
NSN 5985-01-381-0582
NSN 5975-00-763-5437
NSN 5945-01-465-2044
NSN 5996-01-361-6463
NSN 6320-01-160-7757
NSN 5905-01-553-2031
NSN 5910-01-446-6623
NSN 5945-01-462-3850