| EXTENDED WASHER DIAMETER | 0.414 INCHES NOMINAL0.414 INCHES NOMINAL |
| EXTERNAL THREAD TOLERANCE CLASS | 2A2A |
| FASTENER LENGTH | 0.500 INCHES NOMINAL0.500 INCHES NOMINAL |
| HANDLE DIAMETER | 0.190 INCHES NOMINAL0.190 INCHES NOMINAL |
| HEAD HEIGHT | 0.151 INCHES NOMINAL0.151 INCHES NOMINAL |
| HEAD STYLE | HEXAGON EXTENDED WASHERHEXAGON EXTENDED WASHER |
| INTERNAL DRIVE STYLE | HEXAGONHEXAGON |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | DRILLING SCREW FOR ALUMINUM WITH HEXAGON WASHERDRILLING SCREW FOR ALUMINUM WITH HEXAGON WASHER |
| MATERIAL | ALUMINUM OVERALL |
| NOMINAL THREAD DIAMETER | 0.190 INCHES0.190 INCHES |
| NONMACHINE THREAD STYLE | CONE POINT (TYPE BP)CONE POINT (TYPE BP) |
| PILOT LENGTH | 0.203 INCHES NOMINAL0.203 INCHES NOMINAL |
| POINT STYLE | SELF-DRILLINGSELF-DRILLING |
| POINT LENGTH | 0.203 INCHES NOMINAL0.203 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.313 INCHES NOMINAL0.313 INCHES NOMINAL |
| THREAD CLASS | 2A2A |
| THREAD DIRECTION | RIGHT-HANDRIGHT-HAND |
| THREAD QUANTITY PER INCH | 1616 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |