| APERTURE DIAMETER | 0.370 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| BOLT CIRCLE DIAMETER | 1.700 INCHES NOMINAL |
| LARGEST BOLT HOLE DIAMETER | 0.170 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| LARGEST BOLT HOLE QUANTITY | 3 |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/4,T4 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-250/11,T6 FED SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 6061 |
| OUTSIDE CORNER INVERTED RADIUS | 0.230 INCHES MINIMUM AND 0.290 INCHES MAXIMUM |
| OUTSIDE CORNER RADIUS | 0.180 INCHES MINIMUM AND 0.210 INCHES MAXIMUM |
| OVERALL WIDTH | 1.910 INCHES NOMINAL |
| SPECIAL FEATURES | 3 LARGER BOLT HOLES ALONG O.D.,3 SMALLER BOLT HOLES ALONG I.D. |
| SIDE RADIUS FROM GASKET CENTER | 0.720 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| SMALLEST BOLT HOLE DIAMETER | 0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| SMALLEST BOLT HOLE QUANTITY | 3 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | EMS 52401,TYPE 1,CLASS A MFR REF SINGLE TREATMENT RESPONSE |
| SURFACE TREATMENT | ANODIZE |