Fsc application data: generator drive group, generator set; bore thread size designator: 3/8-16 unc; positioning facility bolt circle dia.: 4.250" nom.; positioning facility qty: 2; positioning hole style: tapped; bore counter feature: included; keying facility qty: 1; keying facility: included; counterbore location: coupling end; o/a outside dimension: 5.250"; hub od: 1.750" nom.; thread provision: unthreaded; distance from center of bore to bottom of keyway: 0.576" nom.; keyway wd: 0.156" nom.; flange thickness: 0.375" nom.; counterbore dia.: 1.406" nom.; counterbore depth: 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 6240-01-340-2630
NSN 5999-00-436-6403
NSN 6240-00-228-8594
NSN 6145-01-535-0192
NSN 5930-01-331-5500
NSN 6145-01-511-0024
NSN 5960-01-464-9605
NSN 5895-01-527-2586
NSN 6240-01-341-3418
NSN 5998-01-470-8395
NSN 5965-01-442-0490
NSN 2925-00-617-0826