W/3 woodruff 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 6145-01-408-5332
NSN 2925-00-225-5386
NSN 5950-01-512-7299
NSN 5998-00-736-4662
NSN 5930-00-195-9428
NSN 5910-01-462-6318
NSN 5910-00-180-4666
NSN 5935-01-066-0125
NSN 6130-01-362-1233
NSN 6145-01-026-0030
NSN 5950-00-939-0401
NSN 5915-00-166-0764