Nha 1621
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 6150-00-969-5011
NSN 5960-00-828-2158
NSN 5925-01-089-6970
NSN 6105-00-210-0355
NSN 6620-00-862-5567
NSN 2925-00-290-7052
NSN 6150-01-562-7896
NSN 5905-01-059-7890
NSN 5935-01-323-5804
NSN 6650-01-467-8818
NSN 5985-01-481-1827
NSN 5920-01-092-8621