Nha monorail switch; 1st end has 0.503 in. Diameter end hole with 0.457 in. Diameter internal flat; 1st end coated with electroless nickel per astm 8733; 2nd end 2nd step has 0.453 in. Diameter external flat
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 6685-00-938-3984
NSN 5965-00-549-0220
NSN 5950-00-142-9078
NSN 5895-01-496-4056
NSN 6130-00-846-4961
NSN 6220-00-854-1056
NSN 5999-01-313-9236
NSN 5930-00-597-5064
NSN 5950-01-025-5543
NSN 5960-00-884-2535
NSN 6685-00-074-2471
NSN 6320-00-937-5625