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 6135-01-106-7740
NSN 5990-00-316-4707
NSN 5835-01-168-6256
NSN 5935-01-446-6885
NSN 6130-01-453-3511
NSN 5920-00-840-3570
NSN 6145-01-199-2311
NSN 5975-01-411-0952
NSN 5960-01-518-4440
NSN 5960-01-481-8051
NSN 5835-00-816-0394
NSN 6645-00-807-9350