Bore of shaft has keyway
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 6110-01-028-6169
NSN 5935-01-541-1208
NSN 6650-01-396-8890
NSN 6610-01-420-3780
NSN 5990-01-184-5346
NSN 5950-01-449-6356
NSN 5985-01-431-6913
NSN 5998-01-388-1806
NSN 6685-00-802-4230
NSN 6220-01-210-3228
NSN 5996-01-326-6313
NSN 5925-01-054-5473