| APERTURE DIAMETER | 7.375 INCHES NOMINAL |
| BOLT CIRCLE HOLE QUANTITY | 16 |
| COUNTERBORE DEPTH | 0.422 INCHES NOMINAL |
| COUNTERBORE DIAMETER | 9.125 INCHES NOMINAL |
| CROSS-SECTIONAL SHAPE STYLE | RAISED SURFACE W/ APERTURE |
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| INSIDE RAISED SURFACE DIAMETER | 8.260 INCHES NOMINAL |
| OUTSIDE DIAMETER | 11.812 INCHES NOMINAL |
| OUTSIDE RAISED SURFACE DIAMETER | 8.265 INCHES NOMINAL |
| OVERALL THICKNESS | 0.930 INCHES MINIMUM AND 0.935 INCHES MAXIMUM |
| MATERIAL | STEEL COMP E4340 OVERALL |
| MINOR THICKNESS | 0.275 INCHES NOMINAL |
| MOUNTING BOLT CIRCLE DIAMETER | 10.156 INCHES NOMINAL |
| MOUNTING HOLE ARRANGEMENT STYLE | SINGLE BOLT HOLE CIRCLE |
| MOUNTING HOLE TYPE | ROUND, UNTHREADED |
| RAISED SURFACE HEIGHT | 0.233 INCHES MINIMUM AND 0.238 INCHES MAXIMUM |
| STYLE DESIGNATOR | ROUND |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924 CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | OXIDE OVERALL |