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 5998-01-167-9625
NSN 7035-00-585-2113
NSN 5895-01-522-6667
NSN 6620-01-625-2855
NSN 5990-01-283-9428
NSN 6650-01-555-8819
NSN 5895-01-134-1087
NSN 6135-01-442-7275
NSN 5925-01-157-9548
NSN 5975-00-096-2720
NSN 6145-00-528-6467
NSN 6650-01-082-8962