| MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |
| TEETH QUANTITY | 180 |
| TOOTH FORM | STANDARD |
| PRESSURE ANGLE | 20.0000 DEGREES |
| PRECISION CLASSIFICATION | QUALITY NUMBER 10 OR |
| QUALITY NUMBER 11 |
| STYLE DESIGNATOR | HUBLESS |
| PITCH DIAMETER | 1.8740 INCHES MINIMUM AND |
| 1.8750 INCHES MAXIMUM |
| NOMINAL OUTSIDE DIAMETER | 1.894 INCHES |
| FACE NOMINAL WIDTH | 0.125 INCHES |
| BORE STYLE | PLAIN BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.968 INCHES BOTH ENDS |
| BODY STYLE | PLAIN, SOLID |
| ATTACHMENT METHOD | MOUNTING HOLE |
| MOUNTING HOLE TYPE AND QUANTITY | 3 THREADED AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.112 INCHES AXIALLY THROUGH BODY, FIRST END |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 40 AXIALLY THROUGH BODY, FIRST END |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 1.390 INCHES AXIALLY THROUGH BODY, FIRST END |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 25500 |
| DESIGN CONTROL REFERENCE | 570A460-819-1 |