Center step has involute splines 4.485 in. Lg, 30 degrees pressure angle, 1.750 in. Pitch dia
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 5965-00-412-4402
NSN 6130-01-616-1173
NSN 6150-01-178-1050
NSN 5935-01-406-6004
NSN 6620-01-632-7669
NSN 6220-00-291-3722
NSN 5855-01-581-5827
NSN 6105-01-159-0050
NSN 5930-01-411-7207
NSN 6135-01-067-8331
NSN 6110-01-042-9343
NSN 6645-01-595-0570