| MATERIAL | STEEL COMP 416 HUB |
| ALUMINUM ALLOY 6061 TEETH |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE HUB |
| QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE TEETH |
| SURFACE TREATMENT | PASSIVATE HUB |
| ANODIZE TEETH |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND |
| 32.0 ROCKWELL C MAXIMUM OVERALL |
| TEETH QUANTITY | 120 |
| TOOTH FORM | STANDARD |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUBS |
| PITCH DIAMETER | 1.2500 INCHES NOMINAL |
| NOMINAL OVERALL LENGTH | 0.266 INCHES |
| NOMINAL OUTSIDE DIAMETER | 1.267 INCHES |
| FACE NOMINAL WIDTH | 0.125 INCHES |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.008 INCHES SECOND END |
| BORE STYLE | PLAIN BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.090 INCHES BOTH ENDS |
| HUB STYLE DESIGNATOR | PLAIN BOTH ENDS |
| HUB NOMINAL DIAMETER | 0.281 INCHES FIRST END |
| 0.220 INCHES SECOND END |
| BODY STYLE | PLAIN, SOLID |
| ATTACHMENT METHOD | MOUNTING HOLE |
| MOUNTING HOLE TYPE AND QUANTITY | 1 THREADED TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.086 INCHES TRANSVERSELY THROUGH HUB, FIRST END |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 56 TRANSVERSELY THROUGH HUB, FIRST END |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 99251 |
| DESIGN CONTROL REFERENCE | 1620319-1 |