Unthreaded bore dia.: 0.500" min.; 0.501" max. Max.; raised face thickness: 0.188" nom.; positioning facility bolt circle dia.: 5.500" 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: 6.625" nom.; hub od: 4.250" nom.; raised face dia.: 3.250" min., 3.251" max.; thread provision: unthreaded; distance from center of bore to bottom of keyway: 1.59375" min., 1.59475" max.; keyway wd: 0.625" min., 0.626" max.; taper minor dia.: 2.3515" min., 2.3525" max.; flange thickness: 0.750" 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 6240-01-085-7216
NSN 5855-00-135-9064
NSN 7035-00-349-8571
NSN 6220-01-240-1108
NSN 5998-00-086-3173
NSN 6110-01-515-7982
NSN 6320-01-134-7267
NSN 5999-01-604-7906
NSN 5960-01-111-7923
NSN 6150-00-487-4484
NSN 5835-01-490-9751
NSN 6320-01-116-3980