Special Features:

Plain end has hole in center, 0.250 in. Dia, 0.062 in. Dp, countersunk 60.0 deg, 0.250 in. Dp., other end has hole in center, 0.453 in. Dia, 1.250 in. Dp, w/tap 0.500 in. Dia-20 thd unf, 1.000 in. Dp, countersunk 60.0 deg, 02.50 in. Dp

Properties:

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.