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 5920-00-115-2420
NSN 6220-00-364-1605
NSN 5965-01-296-8991
NSN 6110-00-722-8416
NSN 5990-01-354-1366
NSN 5920-00-438-4973
NSN 6320-00-149-7570
NSN 5985-01-123-9368
NSN 2925-00-964-7128
NSN 6620-01-174-8416
NSN 5998-00-778-8475
NSN 2925-00-891-9289