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 6685-01-326-9187
NSN 6620-01-236-6290
NSN 5975-01-584-9977
NSN 5895-01-018-8722
NSN 5965-01-070-5515
NSN 6110-00-225-9021
NSN 5920-01-659-0758
NSN 5855-01-339-7675
NSN 5915-00-079-6415
NSN 5996-00-646-5310
NSN 5975-01-549-5245
NSN 6135-01-100-3593