| APERTURE DIAMETER | 12.000 INCHES NOMINAL |
| COUNTERBORE DEPTH | 0.256 INCHES NOMINAL |
| COUNTERBORE DEPTH | 0.201 INCHES MINIMUM AND 0.207 INCHES MAXIMUM |
| COUNTERBORE DIAMETER | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM |
| COUNTERBORE DIAMETER | 14.015 INCHES MINIMUM AND 14.045 INCHES MAXIMUM |
| CROSS-SECTIONAL SHAPE STYLE | COUNTERBORED W/ APERTURE |
| FIRST BOLT CIRCLE DIAMETER | 12.750 INCHES NOMINAL |
| FIRST BOLT CIRCLE HOLE QUANTITY | 4 |
| OUTSIDE DIAMETER | 14.780 INCHES NOMINAL |
| OVERALL THICKNESS | 0.620 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5059 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 316 OVERALL |
| MINOR THICKNESS | 0.416 INCHES NOMINAL |
| MOUNTING HOLE ARRANGEMENT STYLE | TWO BOLT HOLES CIRCLES |
| MOUNTING HOLE DIAMETER | 0.434 INCHES MINIMUM AND 0.443 INCHES MAXIMUM |
| MOUNTING HOLE TYPE | ROUND, UNTHREADED, COUNTERBORED |
| SECOND BOLT CIRCLE DIAMETER | 12.875 INCHES NOMINAL |
| SECOND BOLT CIRCLE HOLE QUANTITY | 14 |
| SPECIAL FEATURES | FOUR MOUNTING HOLES ON 12.750 IN. DIA BOLT CIRCLE,0.273 IN. DIA MIN TO 0.282 IN. DIA MAX; 32.0 MILROIN FINISH OD |
| STYLE DESIGNATOR | ROUND |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |