| EXTENDED WASHER THICKNESS | 0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.322 INCHES MINIMUM AND 0.348 INCHES MAXIMUM |
| FASTENER LENGTH | 0.375 INCHES NOMINAL |
| HEAD HEIGHT | 0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| INTERNAL DRIVE STYLE | SLOT |
| MATERIAL | STEEL 1016-1024 |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | SLOTTED HEX WASHER TAPPING SCREW |
| NONMACHINE NOMINAL THREAD DIAMETER | 0.164 INCHES |
| NONMACHINE THREAD STYLE | GIMLET POINT (TYPE A, AB OR BA) |
| WIDTH ACROSS FLATS | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| SURFACE TREATMENT | HEX FREE 24 HOUR BLACK ZINC |