| APERTURE DIAMETER | 2.500 INCHES NOMINAL |
| BOLT CIRCLE HOLE QUANTITY | 6 |
| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| COUNTERSINK DIAMETER | 0.137 INCHES MINIMUM AND 0.147 INCHES MAXIMUM |
| CROSS-SECTIONAL SHAPE STYLE | RAISED SURFACE W/ APERTURE |
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000,COND C4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP E4340 OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| MOUNTING BOLT CIRCLE DIAMETER | 3.188 INCHES NOMINAL |
| MOUNTING HOLE DIAMETER | 0.102 INCHES MINIMUM AND 0.107 INCHES MAXIMUM |
| MOUNTING HOLE ARRANGEMENT STYLE | SINGLE BOLT HOLE CIRCLE |
| MOUNTING HOLE TYPE | ROUND, UNTHREADED, COUNTERSUNK |
| OUTSIDE DIAMETER | 2.820 INCHES NOMINAL |
| OUTSIDE RAISED SURFACE DIAMETER | 3.499 INCHES MINIMUM AND 3.500 INCHES MAXIMUM |
| OVERALL THICKNESS | 0.281 INCHES NOMINAL |
| RAISED SURFACE HEIGHT | 0.092 INCHES MINIMUM AND 0.096 INCHES MAXIMUM |
| STYLE DESIGNATOR | ROUND |