Two woodruff keys on body
A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.O25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. It is not designed for use in aligning by fitting into corresponding holes of another item. It may be drilled for lubricating holes. For items having an integral gear(s) or worm(s), see gearshaft (as modified). For items designed to support rotating members see axle(1), straight. For items not having the above conditions see pin, straight, headless. For items having machined ends which constitute steps see shaft(1), shouldered; axle(1), shouldered; and bolt, fluid passage.
Classification: Transmission shafts and cranks, except camshafts and crankshafts
NSN 4140-00-177-0463
NSN 6240-01-451-1409
NSN 5905-00-121-7938
NSN 5965-00-847-2865
NSN 5945-00-557-7862
NSN 5835-00-451-2093
NSN 5950-00-625-0884
NSN 5996-01-348-4046
NSN 6240-00-569-5854
NSN 6610-00-872-0454
NSN 7035-01-616-2267
NSN 6240-00-153-8929