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 6240-00-275-1950
NSN 6320-00-593-0379
NSN 5998-01-559-9461
NSN 2925-00-118-4887
NSN 6610-01-659-3277
NSN 5999-00-932-4588
NSN 5945-01-128-2397
NSN 6240-01-046-9424
NSN 6145-01-285-8838
NSN 2925-01-328-4394
NSN 5950-00-554-4870
NSN 5915-00-944-1746