0unthreaded bore lg.: 0.875" nom.; positioning facility bolt circle dia.: 6.250" nom.; positioning facility qty: 6; keying facilty qty: 1; counterbore location: coupling end; hub od: 3.375" nom.; thread provision: unthreaded; distance from center of bore to bottom of keyway: 1.1406" nom.; bore lg.: 3.625" nom.; keyway wd: 0.500" nom.; taper minor dia.: 1.8170" min., 1.8190" max.; flange thickness: 1.875" nom.; counterbore depth: 0.250" nom., 0.625" nom.; counterbore dia.: 3.230" min., 3.231" max., 2.375" 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 6105-00-426-5430
NSN 5990-00-402-7721
NSN 6645-00-819-5045
NSN 5998-01-432-1829
NSN 4140-01-253-0919
NSN 5985-01-243-0229
NSN 6220-01-381-7129
NSN 6240-00-918-2426
NSN 5835-01-197-5673
NSN 5935-01-111-1184
NSN 5895-01-362-9537
NSN 6130-01-535-8579