| ATTACHMENT METHOD | MOUNTING HOLE |
| ARC NOMINAL LENGTH | 5.812 INCHES |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 6.000 INCHES AXIALLY THROUGH FLANGE |
| BORE NOMINAL DIAMETER | 3.125 INCHES BOTH ENDS |
| BORE STYLE | PLAIN BOTH ENDS |
| END NOMINAL DIAMETER | 3.344 INCHES FIRST END |
| END NOMINAL LENGTH | 0.312 INCHES FIRST END |
| FACE NOMINAL WIDTH | 0.187 INCHES |
| FIRST STEP NOMINAL DIAMETER | 3.375 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.563 INCHES FIRST END |
| HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY D5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | COPPER ALLOY 903 OVERALL |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.112 INCHES TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNF TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 2 THREADED TRANSVERSELY THROUGH HUB, FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.875 INCHES FIRST END |
| NOMINAL OUTSIDE RADIUS | 2.800 INCHES |
| PITCH RADIUS | 2.7750 INCHES NOMINAL |
| PRECISION CLASSIFICATION | QUALITY NUMBER 6 OR QUALITY NUMBER 7 |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUB |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-495 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | OXIDE OVERALL |
| TEETH QUANTITY | 74 |
| TOOTH FORM | STANDARD |