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 5945-01-256-8845
NSN 6145-00-891-6779
NSN 4140-01-386-6688
NSN 5930-01-484-4545
NSN 6110-01-470-7002
NSN 7035-00-922-5700
NSN 5920-01-209-6368
NSN 5990-01-157-0441
NSN 5895-01-544-4361
NSN 5950-01-050-3937
NSN 5999-01-337-3346
NSN 5975-01-561-5878