Bore counterbore feature: not included; keying facility qty: 1; hub od: 4.250" nom.; thread provision: unthreaded; distance from center of bore to bottom of keyway: 1.315" nom.; keyway wd: 1/2" nom.; flange thickness: 1" 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 5835-01-109-4775
NSN 4140-01-245-8866
NSN 5965-00-866-3371
NSN 5950-01-130-0246
NSN 5999-01-431-5815
NSN 6150-01-242-1969
NSN 5960-01-291-5593
NSN 4140-00-428-7589
NSN 6130-00-538-9798
NSN 5950-01-218-7082
NSN 5945-01-616-5244
NSN 5895-01-229-3863