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 5910-00-891-7268
NSN 6240-01-007-7987
NSN 6685-01-586-2250
NSN 6110-01-167-7611
NSN 6320-00-242-3300
NSN 5999-01-313-5479
NSN 5855-00-928-1912
NSN 6645-01-394-5149
NSN 6130-01-068-4002
NSN 5925-00-763-4104
NSN 5960-00-340-3120
NSN 5930-01-212-8939