| MATERIAL | STEEL BALL |
| STEEL INNER RING |
| STEEL OUTER RING |
| COPPER ALLOY RETAINER |
| STYLE DESIGNATOR | COUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING |
| OVERALL WIDTH | 26.00 MILLIMETERS NOMINAL |
| BORE DIAMETER | 2.1633 INCHES NOMINAL |
| OVERALL OUTSIDE DIAMETER | 80.00 MILLIMETERS NOMINAL |
| STANDARD TOLERANCE DESIGNATION | ABEC NO.3 |
| SURFACE FINISH | GROUND |
| RETAINER FABRICATION METHOD | MACHINED |
| LOAD DIRECTION | ANGULAR |
| INTERNAL CLEARANCE | 0.0028 INCHES MINIMUM RADIAL AND |
| 0.0033 INCHES MAXIMUM RADIAL |
| SPECIAL FEATURES | FIRST RADIAL CLEARANCE W/10 LB GAGE,SECOND RADIAL CLEARANCE W/11 LB GAGE LOAD,RINGS MAGNAFLUX 100 PCT PER AMS 2640,ETCH V ON OUTSIDE OF BOTH OUTER RINGS WHEN MOUNTED FACE TO FACE |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 78286 |
| MFR SOURCE CONTROLLING REFERENCE | SB1056-2 |