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 6620-01-474-4951
NSN 6645-00-255-1369
NSN 6145-01-119-5175
NSN 4140-01-358-5141
NSN 4140-01-492-5999
NSN 6645-01-496-0073
NSN 6150-01-093-6301
NSN 5920-00-149-0013
NSN 4140-01-648-0912
NSN 2925-00-908-4420
NSN 5960-01-363-5951
NSN 6685-00-080-6167