3.9375" overall width 3.9375" bore diameter w/dust cap single row ball, not self-aligning, inner ring extended both sides, with eccentric locking collar
2.0312" overall width 1.9375" bore diameter lubrication hole in outer ring, 0.375-24 by 0.625 in. setscrew in locking collar single row ball, external self-aligning, inner ring extended both sides, with eccentric locking collar
4.9209" bore diameter end play measured under a 15 lb load also retainer silver plated also 0.0240 in. min 0.0310 in. max internal axial clearance non-loading groove, non-separable
Used on stanley vemco model jgh4-543 operator for helicopter hanger door onboard 270 ft coast guard vessels. 1.2500" bore diameter single row ball, external self-aligning, inner ring extended both sides, with setscrew in inner ring