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 6650-00-246-3751
NSN 7035-00-150-2379
NSN 5985-00-248-4978
NSN 5925-01-536-9422
NSN 5945-00-394-6869
NSN 5930-01-633-3742
NSN 5925-00-770-4068
NSN 5996-01-143-2583
NSN 5910-01-009-8503
NSN 6240-01-076-5231
NSN 5835-01-416-6449
NSN 6620-00-483-1961