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 6645-01-523-4487
NSN 5905-01-118-5658
NSN 5990-01-218-5160
NSN 6685-01-462-1770
NSN 6240-01-239-1488
NSN 5999-01-142-3408
NSN 5905-01-389-6129
NSN 6320-01-582-6752
NSN 5835-01-227-2318
NSN 6110-01-366-0762
NSN 5975-01-468-0032
NSN 6135-00-519-1325