| ATTACHMENT METHOD | MOUNTING HOLE | 
| BODY RECESS NOMINAL DEPTH | 0.285 INCHES SECOND END | 
| BODY RECESS NOMINAL DEPTH | 0.325 INCHES FIRST END | 
| BODY STYLE | PLAIN, SOLID | 
| BORE NOMINAL DIAMETER | 3.730 INCHES BOTH ENDS | 
| BORE STYLE | W/COUNTERBORE BOTH ENDS | 
| COUNTERBORE NOMINAL DIAMETER | 3.903 INCHES FIRST END | 
| COUNTERBORE NOMINAL DIAMETER | 3.962 INCHES SECOND END | 
| COUNTERBORE NOMINAL DEPTH | 0.320 INCHES FIRST END | 
| COUNTERBORE NOMINAL DEPTH | 0.620 INCHES SECOND END | 
| FACE NOMINAL WIDTH | 1.445 INCHES | 
| HARDNESS RATING | 90.0 ROCKWELL SUPERFICIAL 15-N NOMINAL OVERALL | 
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS6526 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | 
| PITCH DIAMETER | 3.6471 INCHES NOMINAL | 
| MATERIAL | STEEL OVERALL | 
| MOUNTING HOLE NOMINAL DIAMETER | 0.346 INCHES AXIALLY THROUGH FLANGE | 
| MOUNTING HOLE TYPE AND QUANTITY | 8 PLAIN AXIALLY THROUGH FLANGE | 
| NOMINAL OUTSIDE DIAMETER | 4.300 INCHES | 
| PRESSURE ANGLE | 26.5000 DEGREES | 
| STYLE DESIGNATOR | HUBLESS, RECESSED BODY | 
| TEETH QUANTITY | 93 | 
| TEETH TYPE | SPUR | 
| TOOTH FORM | STANDARD |