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 5998-01-431-5839
NSN 5835-01-386-4027
NSN 7035-00-104-7613
NSN 6610-00-780-6779
NSN 6320-01-352-5653
NSN 5985-01-234-4786
NSN 5910-01-448-9780
NSN 5835-01-359-2575
NSN 5910-01-446-7579
NSN 6135-01-499-4068
NSN 6240-01-261-2861
NSN 5855-01-163-8152