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 6610-01-045-9419
NSN 5950-01-205-7390
NSN 5996-00-813-3304
NSN 6650-01-224-7923
NSN 5999-01-522-3295
NSN 5895-01-287-8306
NSN 6685-00-204-6037
NSN 5905-01-476-3370
NSN 5855-00-179-8588
NSN 6145-01-579-4395
NSN 5915-01-323-8112
NSN 5915-01-223-1104