Heat treat to rockwell c40-44 permil-h-6875; phosphate coating per mil-p-16232, type m, class 1
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 6150-01-323-5249
NSN 6135-01-293-3066
NSN 6650-00-622-4405
NSN 5935-00-951-2154
NSN 5990-01-362-7532
NSN 6320-01-512-2031
NSN 7035-00-392-5417
NSN 5905-01-602-4459
NSN 5905-01-143-3222
NSN 6650-01-578-0007
NSN 5975-01-276-0606
NSN 5960-00-942-0934