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 6610-01-237-5815
NSN 7035-00-513-9764
NSN 5915-01-184-8387
NSN 6105-01-474-5246
NSN 6240-00-015-0408
NSN 5935-00-127-0120
NSN 6220-00-553-1836
NSN 5930-01-039-2768
NSN 5835-01-207-6612
NSN 5975-00-067-5236
NSN 5935-01-592-3508
NSN 5975-00-975-1548