W/external keys
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 5950-00-529-6871
NSN 5990-01-565-2226
NSN 6240-00-423-9575
NSN 5855-01-293-7444
NSN 6110-00-458-7431
NSN 5895-00-708-2116
NSN 6105-01-452-9935
NSN 5835-01-347-8714
NSN 6130-01-583-5759
NSN 5920-01-458-2866
NSN 6650-01-459-0571
NSN 6110-00-974-2046