Fsc application data: marine transmission; bore counterbore feature: not included; keying facility qty: 1; hub od: 3.500" nom.; thread provision: unthreaded; keyway wd: 0.499" min., 0.500" max.; flange thickness: 1.125" nom.; distance from center of bore to bottom of keyway: 0.73312; (2) holes 1/2 - 13 thd size, located on 2 - 7/8" dia. Bolt circle, 180 deg. Apart
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 6320-01-422-1212
NSN 5996-01-487-8782
NSN 5935-01-287-2730
NSN 6620-01-328-9862
NSN 6610-00-540-8911
NSN 5935-00-889-1138
NSN 6135-00-985-7846
NSN 6320-00-925-0558
NSN 6130-01-080-8766
NSN 6145-00-023-7010
NSN 5998-00-339-7052
NSN 6220-01-361-3483