| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | PLAIN, SOLID |
| BODY RECESS NOMINAL DEPTH | 0.285 INCHES SECOND END |
| BODY RECESS NOMINAL DEPTH | 0.325 INCHES FIRST END |
| BORE NOMINAL DIAMETER | 3.730 INCHES BOTH ENDS |
| BORE STYLE | W/COUNTERBORE BOTH ENDS |
| COUNTERBORE NOMINAL DEPTH | 0.320 INCHES FIRST END |
| COUNTERBORE NOMINAL DEPTH | 0.620 INCHES SECOND END |
| COUNTERBORE NOMINAL DIAMETER | 3.903 INCHES FIRST END |
| COUNTERBORE NOMINAL DIAMETER | 3.962 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 |
| MATERIAL | STEEL OVERALL |
| MOUNTING HOLE TYPE AND QUANTITY | 8 PLAIN AXIALLY THROUGH FLANGE |
| MOUNTING HOLE NOMINAL DIAMETER | 0.346 INCHES AXIALLY THROUGH FLANGE |
| NOMINAL OUTSIDE DIAMETER | 4.300 INCHES |
| PITCH DIAMETER | 3.6471 INCHES NOMINAL |
| PRESSURE ANGLE | 26.5000 DEGREES |
| STYLE DESIGNATOR | HUBLESS, RECESSED BODY |
| TEETH QUANTITY | 93 |
| TEETH TYPE | SPUR |
| TOOTH FORM | STANDARD |