| APERTURE DIAMETER | 4.000 INCHES NOMINAL |
| COUNTERBORE DIAMETER | 4.5240 INCHES MINIMUM AND 4.5268 INCHES MAXIMUM |
| COUNTERBORE DEPTH | 0.812 INCHES NOMINAL |
| CROSS-SECTIONAL SHAPE STYLE | RAISED SURFACE W/APERTURE |
| FIRST BOLT CIRCLE HOLE QUANTITY | 8 |
| FIRST BOLT CIRCLE DIAMETER | 6.144 INCHES NOMINAL |
| OVERALL THICKNESS | 1.220 INCHES NOMINAL |
| MINOR THICKNESS | 0.408 INCHES NOMINAL |
| MOUNTING HOLE DIAMETER | 0.375 INCHES MINIMUM AND 0.406 INCHES MAXIMUM |
| MOUNTING HOLE ARRANGEMENT STYLE | TWO BOLT HOLES CIRCLES |
| MOUNTING HOLE TYPE | ROUND, UNTHREADED |
| OUTSIDE DIAMETER | 9.810 INCHES NOMINAL |
| OUTSIDE RAISED SURFACE DIAMETER | 8.246 INCHES MINIMUM AND 8.248 INCHES MAXIMUM |
| RAISED SURFACE HEIGHT | 0.780 INCHES NOMINAL |
| SECOND BOLT CIRCLE DIAMETER | 9.000 INCHES NOMINAL |
| SECOND BOLT CIRCLE HOLE QUANTITY | 6 |
| SPECIAL FEATURES | TWO HOLES ON FIRST BOLT CIRCLE THREADED 3/8 IN.016 2B,180.0 DEG APART |
| STYLE DESIGNATOR | ROUND |