| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY RECESS NOMINAL DEPTH | 0.0940 INCHES FIRST END |
| BODY STYLE | PLAIN, SOLID |
| BORE NOMINAL DIAMETER | 0.282 INCHES BOTH ENDS |
| BORE STYLE | PLAIN BOTH ENDS |
| FACE NOMINAL WIDTH | 0.157 INCHES |
| HUB NOMINAL DIAMETER | 0.438 INCHES SECOND END |
| HUB STYLE DESIGNATOR | PINNED SECOND END |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626,COMP 22,1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | COPPER ALLOY 360 OVERALL |
| PITCH ANGLE | 78.5000 DEGREES |
| PITCH DIAMETER | 1.2650 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 40 TRANSVERSELY THROUGH HUB FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) TRANSVERSELY THROUGH HUB FIRST END |
| MOUNTING HOLE TYPE AND QUANTITY | 1 THREADED TRANSVERSELY THROUGH HUB FIRST END |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.112 INCHES TRANSVERSELY THROUGH HUB FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.375 INCHES SECOND END |
| NOMINAL OUTSIDE DIAMETER | 1.267 INCHES |
| NOMINAL OVERALL LENGTH | 0.531 INCHES |
| STYLE DESIGNATOR | PERIPHERAL FACE, BACK HUB PROTRUDING |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-N-290 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | NICKEL OVERALL |
| TEETH QUANTITY | 81 |
| TEETH TYPE | STRAIGHT |
| TOOTH DIRECTION | RIGHT |