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 6220-01-418-9314
NSN 5960-01-071-0389
NSN 5920-01-633-6735
NSN 5855-01-369-5037
NSN 6645-00-279-1777
NSN 5950-01-614-9473
NSN 6685-01-336-2780
NSN 6650-01-190-8607
NSN 2925-01-341-9400
NSN 6240-01-205-0005
NSN 6150-01-395-1883
NSN 5930-01-434-1038