| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY RECESS NOMINAL DEPTH | 0.092 INCHES SECOND END |
| BODY STYLE | WEBBED, SOLID |
| BORE STYLE | W/COUNTERBORE COUNTERBORE, FIRST END |
| BORE NOMINAL DIAMETER | 3.688 INCHES COUNTERBORE, FIRST END |
| COUNTERBORE NOMINAL DIAMETER | 4.748 INCHES COUNTERBORE, FIRST END |
| COUNTERBORE NOMINAL DEPTH | 0.260 INCHES COUNTERBORE, FIRST END |
| FACE NOMINAL WIDTH | 0.438 INCHES |
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| HUB STYLE DESIGNATOR | PLAIN FIRST END |
| HUB NOMINAL DIAMETER | 4.938 INCHES FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4340 OVERALL |
| MOUNTING HOLE NOMINAL DIAMETER | 0.171 INCHES AND 0.279 INCHES AXIALLY THROUGH FLANGE |
| MOUNTING HOLE TYPE AND QUANTITY | 16 PLAIN AXIALLY THROUGH FLANGE |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.104 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 6.198 INCHES |
| PITCH DIAMETER | 6.0000 INCHES NOMINAL |
| PRECISION CLASSIFICATION | QUALITY NUMBER 10 |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUB, RECESSED BODY |
| SURFACE TREATMENT | TIN AND CADMIUM OVERALL |
| TEETH QUANTITY | 60 |
| TOOTH FORM | STANDARD |