Additional thd portions and keyways on shaft
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 5998-00-085-2613
NSN 6610-01-510-8687
NSN 6105-01-249-6197
NSN 5915-01-505-1685
NSN 5990-00-140-1159
NSN 5835-01-476-8210
NSN 5855-01-035-2866
NSN 5855-00-247-7219
NSN 5930-01-202-8284
NSN 4140-01-005-0154
NSN 5960-01-367-6153
NSN 6145-01-630-8432