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 5935-01-363-9140
NSN 5915-01-023-8387
NSN 6220-00-660-5539
NSN 6610-01-545-2970
NSN 7035-01-026-0117
NSN 5960-01-457-0157
NSN 6610-01-083-7579
NSN 5985-01-611-4559
NSN 6685-00-828-1521
NSN 5910-01-477-3514
NSN 5950-01-353-2884
NSN 6645-01-076-4655