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 6240-01-442-6770
NSN 5950-00-925-1895
NSN 6620-00-226-2285
NSN 5990-00-009-3291
NSN 5985-01-327-3601
NSN 6150-01-359-4876
NSN 5975-00-387-6515
NSN 6145-01-092-1676
NSN 4140-01-236-7646
NSN 5835-01-208-5649
NSN 6220-01-439-7465
NSN 6240-01-088-7629