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 5920-01-303-6841
NSN 6150-00-461-1763
NSN 5935-00-622-6760
NSN 5996-01-334-1573
NSN 6130-00-391-5941
NSN 6145-00-070-2385
NSN 5950-01-527-0544
NSN 6685-01-216-0948
NSN 7035-00-565-9623
NSN 6150-01-352-5926
NSN 5920-00-816-7535
NSN 6620-01-352-5640