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 5950-01-433-8078
NSN 5910-00-413-2630
NSN 5990-01-027-0568
NSN 6220-01-499-4531
NSN 5925-01-655-7992
NSN 5855-01-515-8206
NSN 6135-01-438-4320
NSN 5910-00-225-9592
NSN 5905-01-261-5314
NSN 6610-00-758-3486
NSN 5920-01-505-1919
NSN 5999-01-567-9977