Second end counterbore, 0.375 in dia, 0.500 in.Deep before threading
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 5990-01-331-9438
NSN 5895-00-292-2872
NSN 6220-01-322-9337
NSN 6645-00-434-8793
NSN 6150-00-171-0340
NSN 6620-01-440-9810
NSN 5920-00-216-8665
NSN 6220-01-202-7954
NSN 6320-01-592-4567
NSN 5950-00-280-4939
NSN 5915-01-588-9821
NSN 5990-01-212-2037