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 2925-00-400-2760
NSN 5915-00-151-4629
NSN 5920-01-408-5881
NSN 6145-00-203-7776
NSN 4140-01-088-5961
NSN 5990-01-433-3786
NSN 5895-00-156-5948
NSN 5985-01-339-0392
NSN 6145-01-401-3713
NSN 5965-01-075-3148
NSN 5915-01-487-6454
NSN 5998-01-212-4155