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 6645-01-512-8472
NSN 5925-01-100-3631
NSN 5975-00-391-6357
NSN 5935-01-577-1808
NSN 5975-01-016-3723
NSN 6240-01-085-1314
NSN 5950-01-570-4438
NSN 5855-00-688-9954
NSN 5999-01-345-8230
NSN 5990-00-277-3763
NSN 5999-01-032-3373
NSN 5935-00-170-8480