| APERTURE DIAMETER | 4.140 INCHES MINIMUM AND 4.200 INCHES MAXIMUM |
| COUNTERBORE DIAMETER | 4.993 INCHES MINIMUM AND 4.994 INCHES MAXIMUM |
| COUNTERBORE DEPTH | 1.290 INCHES MINIMUM AND 1.350 INCHES MAXIMUM |
| CROSS-SECTIONAL SHAPE STYLE | RAISED SURFACE W/ APERTURE |
| INSIDE RAISED SURFACE DIAMETER | 4.670 INCHES MINIMUM AND 4.730 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 12.599 INCHES MINIMUM AND 12.601 INCHES MAXIMUM |
| OUTSIDE RAISED SURFACE DIAMETER | 6.246 INCHES MINIMUM AND 6.250 INCHES MAXIMUM |
| OVERALL THICKNESS | 3.060 INCHES MINIMUM AND 3.120 INCHES MAXIMUM |
| MATERIAL | ALUMINUM ALLOY 7075 RETAINER |
| MINOR THICKNESS | 0.780 INCHES NOMINAL |
| MOUNTING HOLE TYPE | ROUND, THREADED |
| STYLE DESIGNATOR | ROUND |