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 5925-01-408-8765
NSN 6645-01-445-5235
NSN 5920-00-275-0498
NSN 5945-00-405-7698
NSN 5905-01-133-1049
NSN 6130-01-369-5456
NSN 5935-01-508-9829
NSN 6610-01-548-6549
NSN 4140-01-321-3310
NSN 2925-01-305-1370
NSN 5915-00-059-8368
NSN 6240-01-277-3762