| DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY FLUTE QUANTITY |
| FLUTE QUANTITY | 6 |
| OVERALL LENGTH | 4.438 INCHES MINIMUM AND 4.500 INCHES MAXIMUM |
| MATERIAL AND LOCATION | STEEL, HIGH SPEED OVERALL |
| NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 1 CLASS |
| SHANK DIAMETER | 1.872 INCHES MINIMUM AND 1.875 INCHES MAXIMUM |
| SQUARE END LENGTH | 1.063 INCHES MINIMUM AND 1.187 INCHES MAXIMUM |
| STARTING CHAMFER TYPE | PLUG |
| WIDTH ACROSS FLATS | 1.398 INCHES MINIMUM AND 1.406 INCHES MAXIMUM |
| STYLE DESIGNATOR | STRAIGHT FLUTE |
| THREAD DIRECTION | LEFT-HAND |
| THREAD FORMING METHOD | GROUND |
| THREAD LENGTH | 1.625 INCHES MINIMUM AND 1.875 INCHES MAXIMUM |
| THREAD STRUCTURE | REGULAR |
| THREAD SIZE AND SERIES/TYPE DESIGNATOR | 2.000-11-1/2 NPT |