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 6650-00-751-9958
NSN 6135-00-209-6918
NSN 5998-01-498-5296
NSN 5996-00-548-8762
NSN 5855-00-149-0766
NSN 6320-01-116-3980
NSN 6220-01-164-7654
NSN 5998-01-502-4873
NSN 5990-00-479-9157
NSN 5835-01-593-7579
NSN 5920-00-953-5037
NSN 6645-00-678-0914