The bore does not extend through but is partial on hub end only; hub is externally splined, 44 splines, 30 deg. Pressure angle, 3.175" minor dia. And 3.576" major dia., 12/24 pitch; raised face is stepped, end is 5" dia. And 0.411" thick; unthreaded bore dia.: 0.531" min., 0.539" max.; raised face thickness: 0.880" nom.; positioning facility bolt circle dia.: 9" nom.; positioning facility qty: 15; position hole style: plain; bore counterbore feature: not included; keying facility: not included; o/a outside dimension: 9.875" nom.; hub od: 3.745" min., 3.750" max.; raised face dia.: 5.500" nom.; thread provision: threaded; thread size designator: 5/8-18; flange thickness: 1" nom.
A mechanical item used to connect a shaft and the mating member of a flexible or rigid coupling.
Classification: Shaft couplings, except universal joints
NSN 5895-01-043-6533
NSN 6135-00-182-7008
NSN 5999-01-012-7526
NSN 6110-01-121-0029
NSN 5998-01-529-6716
NSN 5915-00-203-2859
NSN 6130-00-202-4688
NSN 5855-01-625-8679
NSN 5920-01-131-9714
NSN 6145-00-701-2987
NSN 6130-01-487-6161
NSN 5996-01-281-7336