| ATTACHMENT METHOD | MOUNTING HOLE |
| BORE NOMINAL DIAMETER | 0.1895 INCHES BOTH ENDS |
| BORE STYLE | PLAIN BOTH ENDS |
| FACE TYPE | STRAIGHT |
| FACE NOMINAL WIDTH | 0.250 INCHES |
| HELIX ANGLE | 4.7665 DEGREES |
| HUB NOMINAL DIAMETER | 0.390 INCHES FIRST END |
| HUB STYLE DESIGNATOR | PLAIN FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-637,ALLOY 462,1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | COPPER ALLOY 462 OVERALL |
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.164 INCHES TRANSVERSELY THROUGH HUB FIRST END |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) 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 | 0.250 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 0.583 INCHES |
| SPECIAL FEATURES | BOTH ENDS OF BORE COUNTERSUNK 82 DEG TO 0.218 IN. DIA |
| PITCH DIAMETER | 0.5000 INCHES NOMINAL |
| PRESSURE ANGLE | 14.5000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUB |
| THREAD FORM DIRECTION | LEFT-HAND |
| THREAD FORM QUANTITY | 1 |