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 5905-01-324-2297
NSN 6645-00-908-0140
NSN 6220-01-212-4088
NSN 6135-01-407-8254
NSN 6240-01-085-7216
NSN 6145-00-011-2390
NSN 6150-01-634-0575
NSN 6105-01-451-1864
NSN 6240-01-167-5979
NSN 6240-00-560-5426
NSN 6685-01-481-3864
NSN 6110-01-004-9870