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 6240-00-624-8440
NSN 5835-01-593-3239
NSN 6145-00-500-4849
NSN 6135-01-371-9209
NSN 6620-01-121-4019
NSN 6650-00-641-6139
NSN 2925-00-596-9775
NSN 5920-01-587-7579
NSN 6145-00-378-3836
NSN 5930-01-132-9313
NSN 6620-01-398-8986
NSN 6110-01-160-9142