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 5855-00-089-3974
NSN 7035-00-991-6877
NSN 6150-01-225-8075
NSN 6610-01-144-1951
NSN 5915-01-437-0642
NSN 5930-01-644-0500
NSN 5985-01-003-1277
NSN 5960-00-535-4555
NSN 5920-01-269-4191
NSN 5998-01-242-9701
NSN 6240-01-009-0363
NSN 6105-01-502-7659