Hole thread size designator: 1/4 - 20; threaded hole location (1) hole 180 deg. From keyway; threaded hole qty: 1; securing method: threaded hole; bore counterbore feature: not included; keying facility qty: 1; thread provision: unthreaded; distance from center of bore to bottom of keyway: 0.468" nom.; keyway wd: 0.187" 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 5910-00-735-1806
NSN 5998-00-752-1162
NSN 5935-01-230-8347
NSN 5855-01-471-3162
NSN 6240-01-224-7656
NSN 5985-01-228-8900
NSN 5950-01-493-4934
NSN 6130-01-425-1397
NSN 4140-01-541-4286
NSN 6145-01-100-8565
NSN 6620-00-934-9150
NSN 5915-01-024-8200