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 5950-01-361-6676
NSN 5920-00-617-6662
NSN 5998-00-951-6466
NSN 5960-00-840-7103
NSN 5925-01-267-6940
NSN 5930-01-535-7476
NSN 5905-00-253-3461
NSN 7035-01-243-2730
NSN 4140-01-100-1223
NSN 5990-01-092-1963
NSN 6240-00-952-1906
NSN 2925-01-519-3221