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 5915-00-076-3909
NSN 5965-01-551-1900
NSN 6645-01-338-9152
NSN 5915-01-387-8111
NSN 5930-00-956-5110
NSN 6220-01-541-8383
NSN 6135-01-505-1293
NSN 6105-00-935-0376
NSN 6620-01-118-7588
NSN 5920-00-194-9732
NSN 6220-00-527-1177
NSN 6685-01-498-8522