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 4140-00-541-9077
NSN 6320-01-215-1133
NSN 5999-00-001-7231
NSN 7035-00-206-6123
NSN 5996-01-083-0642
NSN 5915-01-393-5359
NSN 7035-01-268-0933
NSN 5925-01-487-8190
NSN 5915-01-512-1327
NSN 5960-01-191-6249
NSN 5998-00-389-8858
NSN 6320-01-039-5891