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 5945-01-179-3761
NSN 6240-00-978-9752
NSN 5960-00-726-0580
NSN 6320-00-688-9983
NSN 6645-01-157-0762
NSN 6220-01-165-9098
NSN 5965-01-555-8775
NSN 5935-00-154-3559
NSN 5905-01-480-4617
NSN 5835-00-553-3575
NSN 5999-01-622-9143
NSN 6150-00-143-5396