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 5930-01-207-0082
NSN 5905-00-705-7408
NSN 6240-01-191-5643
NSN 5945-01-332-0428
NSN 6320-01-143-3597
NSN 6150-01-127-9302
NSN 2925-01-587-3956
NSN 6135-01-364-0667
NSN 4140-01-414-2776
NSN 6220-01-045-3834
NSN 6240-01-470-2450
NSN 6320-00-857-4073