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 5930-01-557-8057
NSN 6610-01-254-4196
NSN 6650-00-834-9062
NSN 5920-00-925-1839
NSN 5990-01-018-3953
NSN 5855-00-436-3852
NSN 5996-01-333-9512
NSN 5996-01-217-6644
NSN 6145-01-310-8597
NSN 6620-01-181-1757
NSN 6610-00-905-0210
NSN 6150-00-256-2045