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 5925-00-961-1202
NSN 5975-01-371-0666
NSN 5920-01-182-4739
NSN 6240-01-187-1765
NSN 7035-01-211-5636
NSN 6110-00-377-3220
NSN 6685-01-528-8349
NSN 4140-01-294-4044
NSN 5965-01-456-6622
NSN 5985-01-504-0854
NSN 6220-01-254-0091
NSN 2925-01-109-3684