Shaft has a 0.140 in. Diameter hole drilled the entire length of shaft; qwench and temper rockwell hardness c37/c42
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 6645-01-519-2220
NSN 5960-01-305-5449
NSN 5935-01-455-3008
NSN 5925-01-464-8378
NSN 5985-01-040-3820
NSN 6610-01-527-6840
NSN 5935-01-300-9855
NSN 6610-01-269-5437
NSN 5915-01-640-9526
NSN 5975-00-529-3835
NSN 5965-00-232-4884
NSN 6685-00-663-9000