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 5910-00-209-1047
NSN 5975-00-442-9533
NSN 5960-01-309-5933
NSN 5895-00-616-4412
NSN 5960-01-156-7469
NSN 6220-01-237-6776
NSN 6145-00-393-0319
NSN 6150-00-777-7909
NSN 7035-00-541-8516
NSN 6105-00-874-4379
NSN 6220-00-900-4439
NSN 5925-01-655-7398