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 6610-00-553-5103
NSN 5960-01-496-7837
NSN 5945-01-423-1009
NSN 6685-00-586-6048
NSN 5975-01-176-5620
NSN 5950-01-358-4316
NSN 2925-01-336-1392
NSN 5835-00-143-4153
NSN 6105-01-377-6284
NSN 5999-01-476-7325
NSN 6150-00-405-2374
NSN 6150-01-076-0175