| DRIVE END HEAD THICKNESS | 0.750 INCHES NOMINAL |
| DRIVE END OUTSIDE DIAMETER | 0.500 INCHES NOMINAL |
| DRIVE SURFACE SIZE | 0.1094 INCHES NOMINAL SECOND END |
| DRIVE END SHAPE | HEXAGON SECOND END INTERNAL |
| HARDNESS RATING | 42.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5616 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| III MATERIAL | STEEL CORROSION RESISTING OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| OVERALL LENGTH | 4.935 INCHES NOMINAL |
| WRENCHING SURFACE SHAPE | SQUARE FIRST END INTERNAL |
| WRENCHING SURFACE SIZE | 0.253 INCHES MINIMUM FIRST END AND 0.260 INCHES MAXIMUM FIRST END |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |