Cross drilled hole has a pin pressed into it, material for shaft is bronze, pin is monel, next higher assembly. Is a valve mixing
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 5998-01-580-3243
NSN 4140-01-417-3022
NSN 6135-01-278-9717
NSN 5998-01-034-1736
NSN 6105-00-432-8674
NSN 6645-01-578-4880
NSN 5905-00-917-5092
NSN 4140-00-544-1517
NSN 6220-00-176-5912
NSN 6645-01-598-3976
NSN 5975-01-414-9906
NSN 6135-01-437-6409