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 5950-00-189-2860
NSN 5990-00-789-1333
NSN 6240-00-061-3362
NSN 5950-01-080-6357
NSN 6320-01-585-8468
NSN 7035-01-492-0419
NSN 5915-00-367-2854
NSN 6645-01-400-2119
NSN 5930-01-444-9336
NSN 2925-01-109-3684
NSN 6610-01-406-4985
NSN 7035-00-529-3128