| APERTURE DIAMETER | 2.430 INCHES MINIMUM AND 2.440 INCHES MAXIMUM |
| BODY DIAMETER | 2.997 INCHES MINIMUM AND 2.998 INCHES MAXIMUM |
| BODY THICKNESS | 0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| BOLT CIRCLE HOLE QUANTITY | 4 |
| CROSS-SECTIONAL SHAPE STYLE | RECESSED W/ APERTURE |
| LUG QUANTITY | 4 |
| LUG WIDTH | 0.600 INCHES MINIMUM AND 0.800 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-M-56 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | MAGNESIUM ALLOY OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| MINOR THICKNESS | 0.430 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
| MOUNTING BOLT CIRCLE DIAMETER | 3.620 INCHES NOMINAL |
| MOUNTING HOLE ARRANGEMENT STYLE | SINGLE BOLT HOLE CIRCLE |
| MOUNTING HOLE DIAMETER | 0.218 INCHES MINIMUM AND 0.226 INCHES MAXIMUM |
| MOUNTING HOLE TYPE | ROUND, UNTHREADED |
| OUTSIDE DIAMETER | 3.480 INCHES MINIMUM AND 3.520 INCHES MAXIMUM |
| OVERALL THICKNESS | 0.840 INCHES MINIMUM AND 0.900 INCHES MAXIMUM |
| RADIUS FROM CENTER OF PLATE TO END OF LUG | 2.040 INCHES MINIMUM AND 2.160 INCHES MAXIMUM |
| RECESS DEPTH | 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| RECESS DIAMETER | 2.562 INCHES MINIMUM AND 2.563 INCHES MAXIMUM |
| STYLE DESIGNATOR | ROUND WITH LUGS |