30.0mm overall width 40.0mm bore diameter bearings stabilized for operationfrom m 65 to p 300 deg f, inner 92c counterbored outer rings, non-separable, face to face mounting
3a thread class right-hand 3.0940" overall length 0.5000" bore diameter 18 thread quantity per inch keyway cut through length of thread 0.1250 in. wide by 0.0860 in. deep chromium inner member surface treated ball type unf thread series