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 6645-01-458-3814
NSN 6240-00-627-9007
NSN 5910-00-212-5969
NSN 5925-01-596-2796
NSN 5855-01-353-3958
NSN 4140-01-337-7695
NSN 5975-00-185-5243
NSN 5945-01-477-1805
NSN 6240-00-394-8925
NSN 6135-01-490-7704
NSN 6130-01-421-2411
NSN 5996-01-570-4583