| STYLE DESIGNATOR | COUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING |
| OVERALL WIDTH | 1.9800 INCHES MINIMUM AND |
| 2.0000 INCHES MAXIMUM |
| BORE DIAMETER | 17.9983 INCHES MINIMUM AND |
| 18.0000 INCHES MAXIMUM |
| OVERALL OUTSIDE DIAMETER | 19.9981 INCHES MINIMUM AND |
| 20.0000 INCHES MAXIMUM |
| LUBRICATION MATERIAL | GREASE |
| LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-25537 MIL SPEC SINGLE MATERIAL RESPONSE |
| SURFACE FINISH | GROUND |
| RETAINER FABRICATION METHOD | MACHINED |
| SEAL QUANTITY | 2 |
| BEARING SEAL TYPE | CONTACT |
| LOAD DIRECTION | ANGULAR |
| INTERNAL CLEARANCE | 0.0036 INCHES MINIMUM RADIAL AND |
| 0.0044 INCHES MAXIMUM RADIAL |
| BEARING PRELOAD RATING | 300.0 POUNDS NOMINAL |
| SPECIAL FEATURES | LUBRICATED 1/3 FULL,STABLIZED FOR OPERATION AT M65 DEG TO P250 DEG F,EACH BEARING MARKED W/SAME SERIAL NO. |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 78286 |
| MFR SOURCE CONTROLLING REFERENCE | 65951-11559-101 |