| APERTURE DIAMETER | 2.240 INCHES MINIMUM AND 2.260 INCHES MAXIMUM |
| BOLT CIRCLE HOLE QUANTITY | 6 |
| CROSS-SECTIONAL SHAPE STYLE | RAISED SURFACE W/O APERTURE |
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM |
| OUTSIDE DIAMETER | 3.970 INCHES MINIMUM AND 4.030 INCHES MAXIMUM |
| OUTSIDE RAISED SURFACE DIAMETER | 2.676 INCHES NOMINAL |
| OVERALL THICKNESS | 0.552 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MOUNTING BOLT CIRCLE DIAMETER | 3.500 INCHES NOMINAL |
| MOUNTING HOLE ARRANGEMENT STYLE | SINGLE BOLT HOLE CIRCLE |
| MOUNTING HOLE DIAMETER | 0.230 INCHES NOMINAL |
| MOUNTING HOLE TYPE | ROUND, UNTHREADED |
| RAISED SURFACE HEIGHT | 0.116 INCHES MINIMUM AND 0.176 INCHES MAXIMUM |
| STYLE DESIGNATOR | ROUND |
| SURFACE TREATMENT | PAINT OVERALL EXCLUDING BORE OR APERTURE |