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 5985-00-166-3179
NSN 6150-00-496-0332
NSN 5920-01-482-0132
NSN 2925-01-384-4139
NSN 5998-00-625-7224
NSN 5975-01-259-8288
NSN 5920-01-444-1700
NSN 6650-01-551-1858
NSN 6135-01-048-0910
NSN 5905-01-086-1065
NSN 5905-01-089-6575
NSN 6145-01-631-3235