Has keyway at center
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 5996-01-386-4230
NSN 6105-01-456-4488
NSN 6135-01-329-7994
NSN 2925-00-167-6762
NSN 6240-00-977-0485
NSN 7035-00-445-9657
NSN 5910-01-512-0626
NSN 6145-01-254-2935
NSN 5998-01-385-1796
NSN 2925-01-196-6187
NSN 2925-01-219-6782
NSN 6645-01-364-0867