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 6220-00-520-2603
NSN 5925-01-546-2708
NSN 4140-00-211-5970
NSN 6685-00-657-4697
NSN 5915-01-252-6087
NSN 5835-01-312-4446
NSN 5835-00-479-0464
NSN 5985-00-678-3648
NSN 6320-01-383-9979
NSN 6105-00-956-3902
NSN 6240-01-550-5158
NSN 6645-01-553-3599