| APERTURE DIAMETER | 1.526 INCHES MINIMUM AND 1.536 INCHES MAXIMUM |
| BODY DIAMETER | 1.781 INCHES NOMINAL |
| BODY THICKNESS | 0.073 INCHES MINIMUM AND 0.083 INCHES MAXIMUM |
| BOLT CIRCLE HOLE QUANTITY | 9 |
| COUNTERBORE DEPTH | 0.221 INCHES MINIMUM AND 0.224 INCHES MAXIMUM |
| COUNTERBORE DIAMETER | 1.6250 INCHES MINIMUM AND 1.6255 INCHES MAXIMUM |
| CROSS-SECTIONAL SHAPE STYLE | COUNTERBORED W/ APERTURE |
| FLUTE RADIUS | 0.500 INCHES NOMINAL |
| FLUTE QUANTITY | 3 |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6-T351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| MINOR THICKNESS | 0.042 INCHES NOMINAL |
| MOUNTING BOLT CIRCLE DIAMETER | 3.000 INCHES NOMINAL |
| MOUNTING HOLE DIAMETER | 0.123 INCHES MINIMUM AND 0.128 INCHES MAXIMUM |
| MOUNTING HOLE ARRANGEMENT STYLE | SINGLE BOLT HOLE CIRCLE |
| MOUNTING HOLE TYPE | ROUND, UNTHREADED |
| OUTSIDE DIAMETER | 3.313 INCHES NOMINAL |
| OVERALL THICKNESS | 0.308 INCHES NOMINAL |
| SPECIAL FEATURES | SECOND RAISED SURFACE OPPOSITE FACE OF FIRST,0.045 IN. HIGH,2.5625 IN. DIA OD,2.375 IN. DIA ID |
| STYLE DESIGNATOR | ROUND WITH FLUTES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541,CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CHROMATE OVERALL |