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 5950-01-441-8711
NSN 6685-01-422-1181
NSN 5920-01-197-2570
NSN 6135-01-086-0809
NSN 5920-01-253-6303
NSN 5895-01-053-6273
NSN 5930-00-827-2615
NSN 5998-00-779-3400
NSN 6620-01-186-4374
NSN 6320-01-229-6479
NSN 6645-00-126-0286
NSN 5915-00-186-9346