| BODY STYLE | WEBBED, OFFSET, WITH LIGHTENING HOLES |
| BODY RECESS NOMINAL DEPTH | 0.750 INCHES SECOND END |
| BORE NOMINAL DIAMETER | 4.312 INCHES COUNTERBORE, FIRST END |
| BORE STYLE | W/COUNTERBORE COUNTERBORE, FIRST END |
| COUNTERBORE NOMINAL DEPTH | 1.188 INCHES COUNTERBORE, FIRST END |
| COUNTERBORE NOMINAL DIAMETER | 5.995 INCHES COUNTERBORE, FIRST END |
| FACE NOMINAL WIDTH | 1.250 INCHES |
| HARDNESS RATING | 81.5 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 94.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL |
| HUB NOMINAL DIAMETER | 6.745 INCHES FIRST END |
| HUB STYLE DESIGNATOR | PLAIN FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6470 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.250 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 13.593 INCHES |
| PITCH DIAMETER | 13.5000 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUB, RECESSED BODY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | OXIDE OVERALL |
| TEETH QUANTITY | 216 |
| TOOTH FORM | STANDARD |