Fsc application data: position indicator mk 78 mod 0; unthreaded bore dia.: 0.093" nom.; positioning facility bolt circle dia.: 0.375" nom.; positioning facility qty: 1; positioning hole style: plain; bore counterbore feature: not included; keying facility spacing in deg.: 180; keying facility qty: 2; keying facility: included; o/a outside dimension: 1" nom.; hub od: 1/2" nom.; thread provision: unthreaded; distance from center of bore to bottom of keyway: 0.250" nom.; keying wd: 0.168" nom.; recess depth: 0.062" nom.; recess dia.: 0.600" nom.; flange thickness: 0.125" 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 5925-01-646-3287
NSN 4140-01-634-0330
NSN 6320-01-116-3980
NSN 5998-01-058-1054
NSN 5996-00-818-6019
NSN 5945-00-682-8677
NSN 6135-01-031-8078
NSN 6105-01-643-5520
NSN 6610-00-000-0192
NSN 5985-00-018-8090
NSN 4140-00-110-4524
NSN 5920-00-450-0810