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 6240-00-172-8451
NSN 5990-01-113-8121
NSN 5895-01-513-6398
NSN 6645-01-331-0774
NSN 5985-01-456-9788
NSN 5975-01-406-7952
NSN 6145-00-230-5268
NSN 6105-01-384-9815
NSN 6135-01-523-3198
NSN 5895-01-578-5697
NSN 5920-01-420-4934
NSN 5920-01-459-2299