Material steel; qq-s-624, fs8640
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 5925-01-316-6274
NSN 2925-01-533-7904
NSN 6650-01-653-2556
NSN 5950-01-403-2852
NSN 5998-00-532-3072
NSN 4140-00-232-9859
NSN 6130-00-840-4666
NSN 5998-00-402-0508
NSN 2925-00-157-1602
NSN 5925-01-513-9924
NSN 6220-00-397-6910
NSN 5910-00-279-1981