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 6135-01-031-8078
NSN 5835-01-656-2940
NSN 6650-01-603-3183
NSN 6645-01-252-8870
NSN 5895-01-311-9172
NSN 5925-01-607-5684
NSN 5915-00-753-9636
NSN 5920-01-602-7908
NSN 5950-01-446-6903
NSN 6240-01-394-8592
NSN 5985-00-193-3501
NSN 2925-01-329-3665