1st step both ends copper plated; rockwell c hardness 88-90 1st step both ends; casehardened
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 5835-00-289-9080
NSN 2925-01-312-9502
NSN 5925-01-045-8700
NSN 5915-00-263-2175
NSN 5855-01-210-3002
NSN 5965-01-659-9477
NSN 6650-01-429-9242
NSN 5985-00-389-9237
NSN 5998-00-079-1375
NSN 5990-01-315-3754
NSN 5920-01-004-4107
NSN 2925-01-629-9416