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 5905-00-285-2866
NSN 5925-01-156-4426
NSN 5915-01-609-8605
NSN 6240-01-383-8579
NSN 6650-01-449-8637
NSN 5905-01-199-9445
NSN 5910-01-006-8553
NSN 5855-00-688-9954
NSN 5990-00-510-2098
NSN 5915-00-597-2369
NSN 6105-01-224-8899
NSN 6645-01-574-5188