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 5905-01-145-4302
NSN 6110-01-382-9706
NSN 2925-01-337-2508
NSN 2925-00-753-8598
NSN 5920-01-280-9147
NSN 5960-01-411-5899
NSN 5999-01-524-4962
NSN 5975-01-250-2940
NSN 5990-01-617-5156
NSN 6240-01-641-1493
NSN 5905-01-087-0281
NSN 6220-00-059-7607