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 5855-01-218-1646
NSN 5835-01-155-0786
NSN 6150-01-505-5403
NSN 6645-00-591-8036
NSN 6150-01-519-8723
NSN 4140-01-487-3063
NSN 6610-00-483-6239
NSN 5945-00-932-2713
NSN 5965-01-367-7380
NSN 5965-01-444-1216
NSN 6320-01-354-6204
NSN 5945-00-893-6408