Special Features:

Hfsc application data: amplifier, radio frequency, except navigation, nonairborne; surface treatment: passivated; distance from bore centerline to body keying facility bottom/top: 0.296" nom.; body keying facility depth/ht: 0.060" nom.; body keying facility wd: 0.156" nom.; hole thread size designator: 4-40; threaded hole location: on top of keyways; threaded hole qty: 1; securing method: clamp; bore counterbore feature: not included; keying facility spacing in deg.: 180; keying facility qty: 2; keying facility: not included; o/a outside dimension: 1.750" nom.; hub od: 0.312" nom.; thread provision: unthreaded; distance from center of bore to bottom of keyway: 0.296" nom.; flange thickness: 0.156" nom.; keyway wd: 0.154" nom.

Properties:

A mechanical item used to connect a shaft and the mating member of a flexible or rigid coupling.