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 5835-01-205-6614
NSN 5998-01-606-9560
NSN 5999-00-724-0505
NSN 5990-01-100-7231
NSN 4140-00-609-9258
NSN 6110-00-246-3941
NSN 5965-01-607-1424
NSN 5985-00-636-8689
NSN 7035-01-571-6407
NSN 5990-00-223-5938
NSN 6320-00-483-0451
NSN 7035-01-413-6697