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 5998-01-109-2109
NSN 6150-00-650-6790
NSN 5915-01-363-3319
NSN 5895-01-300-3427
NSN 6685-01-384-3143
NSN 5895-01-625-1584
NSN 5998-01-555-8124
NSN 5910-00-203-0566
NSN 2925-01-004-5627
NSN 5935-00-372-0869
NSN 6610-01-524-9315
NSN 5945-00-379-6745