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 5990-01-512-9129
NSN 6150-01-012-2185
NSN 5950-01-297-3983
NSN 5835-00-419-6576
NSN 6220-00-468-5801
NSN 5945-01-077-3169
NSN 6220-01-020-2550
NSN 5855-01-308-0955
NSN 5975-01-500-4277
NSN 5920-01-195-2299
NSN 6150-00-262-0477
NSN 6320-01-515-7913