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 5905-00-442-1136
NSN 5910-01-215-2116
NSN 5920-01-160-9260
NSN 5985-01-539-0053
NSN 5895-01-008-0682
NSN 5945-01-175-5069
NSN 5835-00-624-1548
NSN 5960-01-564-5044
NSN 6240-00-180-4602
NSN 5999-00-290-5898
NSN 6135-01-056-4609
NSN 6685-01-150-9255