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 5945-00-454-9784
NSN 6320-00-110-8005
NSN 6240-01-535-3814
NSN 5925-01-205-7482
NSN 7035-00-371-7749
NSN 5975-00-949-1729
NSN 6220-00-241-8007
NSN 6135-01-326-0388
NSN 6240-01-207-2120
NSN 6220-01-451-0946
NSN 5895-01-485-0256
NSN 6610-01-065-6057