Raised face thickness: 0.3126" nom.; threaded hole location: over keyway and 90 deg. From keyway; threaded hole qty: 2; securing method: threaded hole; bore counterbore feature: included; keying facility qty: 1; keying facility: included; counterbore location: coupling end; o/a outside dimension: 4"; hub od: 2.500" nom.; furnished item & qty (2) setscrews; thread provision: unthreaded; distance from center of bore to bottom of keyway: 0.625" nom.; keyway wd: 0.250" nom.; flange thickness: 0.7812" 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 6240-01-628-1468
NSN 5905-00-863-1246
NSN 5895-01-338-6207
NSN 6145-01-449-1343
NSN 6110-00-514-2639
NSN 5835-00-233-6327
NSN 5975-01-037-9699
NSN 5905-01-586-7974
NSN 5965-01-593-8749
NSN 6110-01-306-5193
NSN 6650-01-092-6476
NSN 5920-00-864-2984