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 5855-00-361-0167
NSN 6135-00-477-8847
NSN 5925-01-182-2448
NSN 6320-01-503-7180
NSN 5910-00-378-0045
NSN 5950-01-385-6685
NSN 6105-01-346-0865
NSN 5925-00-074-9180
NSN 5910-01-187-1912
NSN 5996-00-360-5126
NSN 5935-00-993-8150
NSN 6320-00-506-2314