No.5 drill center optional both ends
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 7035-00-360-5964
NSN 5945-00-356-7985
NSN 6620-00-796-2260
NSN 6320-01-442-3428
NSN 5950-01-300-3658
NSN 5920-00-175-7987
NSN 6220-01-566-0573
NSN 5920-01-262-5094
NSN 6320-00-857-4073
NSN 5905-01-534-4955
NSN 6685-01-269-0526
NSN 5950-01-573-7961