| BODY STYLE | WEBBED, WITH LIGHTENING HOLES |
| END NOMINAL DIAMETER | 0.250 INCHES FIRST END |
| END NOMINAL DIAMETER | 0.250 INCHES SECOND END |
| END NOMINAL LENGTH | 0.196 INCHES FIRST END |
| END NOMINAL LENGTH | 0.196 INCHES SECOND END |
| FACE NOMINAL WIDTH | 0.250 INCHES |
| FIRST STEP NOMINAL DIAMETER | 0.375 INCHES FIRST END |
| FIRST STEP NOMINAL DIAMETER | 0.375 INCHES SECOND END |
| FIRST STEP NOMINAL LENGTH | 0.281 INCHES SECOND END |
| FIRST STEP NOMINAL LENGTH | 0.759 INCHES FIRST END |
| HARDNESS RATING | 57.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL |
| HUB STYLE DESIGNATOR | 1 STEP SECOND END |
| HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 440C OVERALL |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.477 INCHES SECOND END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.955 INCHES FIRST END |
| NOMINAL OUTSIDE DIAMETER | 2.560 INCHES |
| PITCH DIAMETER | 2.5000 INCHES NOMINAL |
| PRECISION CLASSIFICATION | QUALITY NUMBER 10 |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUBS |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072,FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| TEETH QUANTITY | 80 |
| TOOTH FORM | STANDARD |