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 6645-01-463-4314
NSN 5930-01-119-6187
NSN 6110-01-388-2389
NSN 5915-01-553-8852
NSN 6650-01-517-7903
NSN 5996-00-989-4318
NSN 5999-01-199-9143
NSN 5975-01-013-8842
NSN 5945-00-790-6394
NSN 5920-00-856-9663
NSN 5990-01-384-9747
NSN 5990-00-459-5752