Special Features:

L2 flatted surfaces 180 degrees apart 0.375 in. W, 0.937 in. Lg, 1.750 in. From first end, 2 flatted surfaces parallel and 0.312 in. From other flatted surfaces 0.375 in. W, 0.937 in. Lg, flats are 90 degrees from flatted end

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.