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 6240-01-560-4178
NSN 5960-01-303-0301
NSN 5945-01-180-5517
NSN 6240-01-386-5952
NSN 5990-01-460-6390
NSN 5935-01-256-6742
NSN 6650-01-261-5239
NSN 6685-01-660-9935
NSN 5925-01-291-1525
NSN 5965-01-376-1012
NSN 6220-01-085-9808
NSN 5965-00-217-2476