3 notches 0.188 in. Raduis, 0.125 in. Deep first notch located 1.844 in. From first end and 1 notch same dim located 90 degrees from first notch
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 5930-01-237-6084
NSN 5965-01-624-6136
NSN 6645-00-533-8037
NSN 5925-00-383-5382
NSN 5996-00-338-9760
NSN 6130-00-612-0870
NSN 5985-01-452-2988
NSN 5905-01-427-3804
NSN 6150-00-548-3228
NSN 6220-00-140-7411
NSN 5985-01-493-7062
NSN 4140-00-823-4438