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 6610-00-751-7916
NSN 6685-01-313-1288
NSN 6130-01-444-3909
NSN 2925-00-753-8598
NSN 6240-00-871-6320
NSN 4140-01-447-2419
NSN 5975-01-133-3975
NSN 6110-00-205-1778
NSN 2925-00-486-8640
NSN 5935-01-413-0128
NSN 5855-01-341-2518
NSN 5945-01-648-7137