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 6610-01-504-7622
NSN 5990-00-221-0878
NSN 5910-01-021-8966
NSN 7035-01-107-2811
NSN 5999-01-647-5157
NSN 5925-01-353-0351
NSN 5999-01-462-0425
NSN 5925-00-906-7838
NSN 5935-01-154-7922
NSN 5855-00-688-9954
NSN 5935-01-627-4341
NSN 5975-01-620-7331