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 6645-01-653-2848
NSN 6135-00-334-4500
NSN 5920-01-594-9961
NSN 6240-01-168-4533
NSN 5950-01-447-8136
NSN 5999-01-116-2638
NSN 6650-01-108-6629
NSN 4140-01-648-2249
NSN 5999-01-361-4686
NSN 6685-00-082-3153
NSN 5835-01-152-9483
NSN 6150-01-529-6368