Hole thread size designator: 5/16-18; threaded hole location: holes spaced 90 deg. Apart 0.250" from end of coupling, one hole drilled through wall of keyway; threaded hole qty: 2; secring method: threaded hole; bore counterbore feature: not included; keying facility qty: 1; keying facility: included; o/a outside dimension: 3.250"; hub od: 1.844" 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: 0.594" nom.
No other part numbers with same form, fit, and function found.
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 6135-00-885-6003
NSN 5935-00-104-7528
NSN 6135-00-112-8637
NSN 5855-00-879-7245
NSN 6135-00-782-6988
NSN 5895-01-136-4366
NSN 6610-00-901-5137
NSN 5930-00-550-1325
NSN 4140-00-245-0799
NSN 6650-01-116-4650
NSN 5920-00-484-3185
NSN 5925-00-490-0275