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 5855-01-549-1507
NSN 4140-01-159-2638
NSN 6135-00-269-5843
NSN 6685-01-090-8148
NSN 6150-01-634-0575
NSN 5895-01-333-1013
NSN 5910-01-653-9664
NSN 5990-00-263-1289
NSN 5930-01-433-9711
NSN 5945-01-542-9010
NSN 5855-01-171-2818
NSN 6135-01-328-6583