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 5996-01-066-9003
NSN 5905-01-570-3421
NSN 6620-01-443-1214
NSN 5965-00-170-5254
NSN 6645-01-633-1852
NSN 6650-01-611-4903
NSN 5920-00-111-0563
NSN 6645-01-616-5583
NSN 6645-00-790-0944
NSN 5920-01-411-2813
NSN 6240-01-006-1261
NSN 5996-01-573-1998