0.3025" overall width 0.4997" bore diameter inner ring od breakout one side, internal clearance measured under a 1 lb gage load, stabilized for operation at 1000 deg f counterbored outer ring, non-separable
0.1875" overall width 0.2500" bore diameter shipped dry also heat stabilized from minus 325 to plus 575 deg also retainer impregnated with MOS2 non-loading groove, non-separable