| APERTURE DIAMETER | 2.124 INCHES MINIMUM AND 2.126 INCHES MAXIMUM |
| BOLT CIRCLE HOLE QUANTITY | 4 |
| COUNTERBORE DIAMETER | 3.541 INCHES MINIMUM AND 3.542 INCHES MAXIMUM |
| COUNTERBORE DEPTH | 0.813 INCHES NOMINAL |
| CROSS-SECTIONAL SHAPE STYLE | RAISED SURFACE W/APERTURE |
| OUTSIDE DIAMETER | 4.875 INCHES NOMINAL |
| OUTSIDE RAISED SURFACE DIAMETER | 4.061 INCHES MINIMUM AND 4.062 INCHES MAXIMUM |
| OVERALL THICKNESS | 1.094 INCHES NOMINAL |
| MATERIAL | IRON CAST UNS F33800 OVERALL |
| MINOR THICKNESS | 0.281 INCHES NOMINAL |
| MOUNTING BOLT CIRCLE DIAMETER | 4.750 INCHES NOMINAL |
| MOUNTING HOLE ARRANGEMENT STYLE | SINGLE BOLT HOLE CIRCLE |
| MOUNTING HOLE DIAMETER | 0.412 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| MOUNTING HOLE TYPE | ROUND, UNTHREADED |
| RAISED SURFACE HEIGHT | 1.219 INCHES NOMINAL |
| STYLE DESIGNATOR | ROUND |
| SURFACE TREATMENT | CADMIUM OVERALL |