0.6247" bore diameter stabilized for operation at min 65 to plus 250 deg f, 0.0005 to 0.0008 in. radial clearance single row, torque tube type, w/or w/o closure
3a thread class right-hand 5.1550" overall length 0.4995" bore diameter 18 thread quantity per inch chromium internal inner member surface treated ball type unf thread series
0.4998" bore diameter low drag type seals; 0.033 in. oz max starting torque; 40 to 50 pct full with specified lubricant single row inner ring extended both sides