Involute spline coupling feature, (27) splines, 4.688" od; securing method: key; bore counterbore feature: not included; keying facility: included; keying facility qty: 1; o/a outside dimension: 4.688"; jub od: 3.931" nom.; thread provision: unthreaded; distance from center of bore to bottom of keyway: 1.406" nom.; keyway wd: 0.438" 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 6650-00-324-4973
NSN 5855-01-649-7398
NSN 6320-01-098-2503
NSN 5950-00-132-2721
NSN 5925-00-240-3424
NSN 5998-00-966-2349
NSN 6685-00-811-0814
NSN 5975-01-050-7785
NSN 6685-01-027-1168
NSN 6320-01-384-3850
NSN 5895-00-098-7634
NSN 5960-00-801-5578