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 5930-01-547-7472
NSN 6650-01-530-8609
NSN 6685-01-099-8539
NSN 6320-01-585-8468
NSN 5910-01-435-0204
NSN 5835-01-381-2683
NSN 5905-01-398-7557
NSN 5930-00-986-7652
NSN 5985-01-564-8190
NSN 5950-01-588-0804
NSN 5985-01-341-5200
NSN 4140-01-295-0645