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 6110-00-107-1664
NSN 6220-01-068-9941
NSN 6220-01-481-5906
NSN 2925-00-918-0859
NSN 5920-01-150-6870
NSN 6150-00-636-8938
NSN 5835-01-027-1828
NSN 5905-01-120-6033
NSN 5895-01-320-4458
NSN 6650-01-300-1668
NSN 5975-00-004-1458
NSN 7035-01-184-8905