20.0mm overall width 17.00mm bore diameter pair of bearings with unsealed faces mounted together 92a non-loading groove, non-separable, tandem mounting
32.0mm overall width 80.0mm bore diameter stabilized for operation at m 65 to p 300 deg f, permanently mark serialno. on both bearings 92c counterbored outer rings, non-separable, face to face mounting
36.0mm overall width 1.5748" bore diameter retainer silver plated, single row duplex pair back to back mounting 92b counterbored outer rings, non-separable, back to back mounting
0.6250" overall width 3.0000" bore diameter pair of bearings with unsealed faces together 92b counterbored outer rings, non-separable, back to back mounting
0.5220" overall width 2.3125" bore diameter width of unsealed bearing is 0.2460 in., contact angle of 15 deg min to 20 deg max, sealed side of bearing faces outside