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 5990-01-655-1437
NSN 6135-00-995-1089
NSN 6105-01-532-7815
NSN 5905-01-416-1491
NSN 6240-01-645-2228
NSN 5950-01-525-8127
NSN 6240-01-247-1512
NSN 2925-01-254-3068
NSN 5950-01-550-1668
NSN 5975-00-314-9623
NSN 5910-01-127-2823
NSN 5996-01-436-3533