| ATTACHMENT METHOD | MOUNTING HOLE | 
| BODY STYLE | PLAIN, WITH LIGHTENING HOLES | 
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 4.000 INCHES AXIALLY THROUGH HUB FIRST END | 
| BORE NOMINAL DIAMETER | 2.063 INCHES BOTH ENDS | 
| BORE STYLE | W/ KEYWAY BOTH ENDS | 
| FACE NOMINAL WIDTH | 0.375 INCHES | 
| KEYWAY NOMINAL WIDTH | 0.312 INCHES BOTH ENDS | 
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CLASS416 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | 
| PITCH DIAMETER | 6.0000 INCHES NOMINAL | 
| MATERIAL | STEEL COMP 416 OVERALL | 
| MOUNTING HOLE NOMINAL THREAD SIZE | 0.312 INCHES TRANSVERSELY THROUGH HUB FIRST END | 
| MOUNTING HOLE THREAD QUANTITY PER INCH | 24 AXIALLY THROUGH HUB FIRST END | 
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNF AXIALLY THROUGH HUB FIRST END | 
| MOUNTING HOLE TYPE AND QUANTITY | 5 THREADED AXIALLY THROUGH HUB FIRST END | 
| NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 1.168 INCHES BOTH ENDS | 
| NOMINAL OUTSIDE DIAMETER | 6.063 INCHES | 
| PRESSURE ANGLE | 14.5000 DEGREES | 
| STYLE DESIGNATOR | HUBLESS | 
| SURFACE TREATMENT | PASSIVATE OVERALL | 
| TEETH QUANTITY | 192 | 
| TOOTH FORM | STANDARD |