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 5905-00-932-2971
NSN 5930-01-028-2520
NSN 5920-01-538-3839
NSN 6130-01-384-3290
NSN 6645-01-054-3969
NSN 5855-00-797-8217
NSN 4140-01-136-9145
NSN 6320-01-119-3935
NSN 5835-01-229-6964
NSN 2925-00-555-8836
NSN 6645-01-297-5639
NSN 5930-00-139-0306