| BOLT CIRCLE DIAMETER | 2.557 INCHES MINIMUM AND 2.567 INCHES MAXIMUM |
| BOLT HOLE DIAMETER | 0.276 INCHES MINIMUM AND 0.283 INCHES MAXIMUM |
| BOLT HOLE QUANTITY | 4 |
| CRITICALITY CODE JUSTIFICATION | FEAT |
| FACE SEATING SURFACE CONDITION | GROUND |
| FLANGE SECTION STYLE | PLAIN RECESSED FACE |
| FLANGE WIDTH | 2.355 INCHES MINIMUM AND 2.395 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-367,COMP 2618,T61 FED SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | ALUMINUM ALLOY |
| RECESS DEPTH | 0.168 INCHES MINIMUM AND 0.173 INCHES MAXIMUM |
| RECESS DIAMETER | 2.135 INCHES MINIMUM AND 2.140 INCHES MAXIMUM |
| SPECIAL FEATURES | WEAPON SYSTEM ESSENTIAL |
| STYLE DESIGNATOR | SQUARE, ONE BOLT HOLE CIRCLE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TYPE 2 MIL SPEC 1ST TREATMENT RESPONSE |
| SURFACE TREATMENT | ANODIZE |
| THICKNESS | 0.343 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED | 1.500 INCHES NOMINAL |