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 5915-01-028-5877
NSN 5950-00-358-1140
NSN 5930-01-447-0851
NSN 5975-01-207-0508
NSN 5935-00-732-1919
NSN 5855-01-460-9602
NSN 5975-01-367-3892
NSN 5996-01-624-1409
NSN 7035-01-023-1008
NSN 5910-01-442-1730
NSN 6130-01-325-1926
NSN 2925-00-925-0545