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 5855-01-149-4110
NSN 6685-01-333-7597
NSN 5990-01-277-2118
NSN 6110-01-152-1097
NSN 4140-01-512-0744
NSN 6135-01-433-2062
NSN 5998-00-017-2359
NSN 5996-00-679-5233
NSN 5999-01-547-7509
NSN 6685-00-135-0673
NSN 6240-01-438-6448
NSN 6105-00-931-6803