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 4140-00-398-8544
NSN 5998-00-932-1607
NSN 6105-01-503-3974
NSN 5910-01-170-4002
NSN 5990-00-905-5537
NSN 6610-00-487-7606
NSN 5975-01-095-7946
NSN 5960-01-082-1992
NSN 5999-01-518-5086
NSN 5945-01-138-5756
NSN 5910-01-607-6699
NSN 5895-01-111-5403