Unthreaded bore dia.: 0.5625" nom.; raised face thickness: 0.094" nom.; positioning facility bolt circle dia.: 4.750" nom.; positioning facility qty: 6; positioning hole style: plain; bore counterbore feature: not included; keying facility qty: 1; keying facility: included; o/a outside dimension: 5.750" nom.; hub od: 3" nom.; raised face dia.: 2.995" min., 3" max.; thread provision: unthreaded; distance from center of bore to bottom of keyway: 1" nom.; keyway wd: 0.370" min., 0.372" max.; flange thickness: 1/2" 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 5990-01-270-3209
NSN 6645-01-486-1139
NSN 6650-01-519-9165
NSN 7035-00-919-3381
NSN 5990-01-378-7349
NSN 5990-01-069-4604
NSN 7035-00-800-0770
NSN 6150-00-494-2413
NSN 5930-00-277-4704
NSN 5905-01-519-5594
NSN 6610-01-496-6758
NSN 5996-01-154-6478