Center external involute spline 14 teeth, 30 degrees pressure angle, 1.750 in. Pitch dia; 3/8-24unf-2b thread one place
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 5920-00-579-8434
NSN 6145-01-487-2564
NSN 6620-00-267-5273
NSN 5950-01-634-0677
NSN 5999-00-957-4959
NSN 5950-01-506-7684
NSN 5998-01-336-5851
NSN 6110-01-502-8714
NSN 6620-01-420-6831
NSN 6320-01-113-7647
NSN 5950-01-012-1457
NSN 5920-01-298-1925