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 6150-01-387-1139
NSN 7035-01-172-0250
NSN 5905-01-084-3500
NSN 4140-01-319-6355
NSN 5920-01-392-4407
NSN 6620-01-085-2915
NSN 5895-00-115-1103
NSN 6135-00-248-4102
NSN 6685-01-044-1866
NSN 5895-01-158-4319
NSN 5915-00-209-9769
NSN 6220-00-332-9408