| EXTENDED WASHER DIAMETER | 0.432 INCHES NOMINAL0.432 INCHES NOMINAL |
| FASTENER LENGTH | 0.750 INCHES NOMINAL0.750 INCHES NOMINAL |
| HEAD HEIGHT | 0.194 INCHES NOMINAL0.194 INCHES NOMINAL |
| HEAD STYLE | HEXAGON EXTENDED WASHERHEXAGON EXTENDED WASHER |
| INTERNAL DRIVE STYLE | W/O INTERNAL DRIVEW/O INTERNAL DRIVE |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| NOMINAL THREAD DIAMETER | 0.216 INCHES0.216 INCHES |
| NONMACHINE THREAD STYLE | SELF DRILLINGSELF DRILLING |
| POINT STYLE | SELF-DRILLINGSELF-DRILLING |
| WIDTH BETWEEN FLATS | 0.313 INCHES NOMINAL0.313 INCHES NOMINAL |
| SURFACE TREATMENT | ZINC OVERALL |
| THREAD CLASS | 2A2A |
| THREAD DIRECTION | RIGHT-HANDRIGHT-HAND |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| THREAD QUANTITY PER INCH | 1414 |