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 5990-01-411-5930
NSN 6220-01-345-4865
NSN 2925-01-016-3111
NSN 6610-00-247-5200
NSN 6150-01-243-9996
NSN 7035-00-408-8170
NSN 4140-00-834-5413
NSN 5915-01-550-9703
NSN 7035-01-330-6768
NSN 5920-00-413-3341
NSN 5895-00-199-0515
NSN 5935-01-627-5934