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 6220-01-605-1346
NSN 5930-00-126-3428
NSN 6620-01-026-7371
NSN 5975-01-280-0533
NSN 2925-01-351-9748
NSN 4140-00-946-6478
NSN 5835-01-350-0566
NSN 5835-00-089-0588
NSN 6135-00-170-8819
NSN 6105-01-546-6807
NSN 6650-01-655-0762
NSN 6645-00-449-4446