With 40 tooth spline starting 1.5 inches from end; length of spline 3.710 inches ; with 20 degree pressure angle and 3.900 root 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 5930-01-204-8350
NSN 5990-00-591-3793
NSN 5935-00-044-2435
NSN 5905-01-238-9371
NSN 6320-01-056-1164
NSN 5945-00-987-3135
NSN 5999-01-260-3396
NSN 5905-01-327-4312
NSN 5895-00-767-4718
NSN 6320-01-342-5195
NSN 6130-00-196-5292
NSN 6110-01-492-6202