| FLUTE QUANTITY | 4 |
| LENGTH | 0.813 INCHES MINIMUM AND 0.937 INCHES MAXIMUM SQUARE END |
| OVERALL LENGTH | 3.938 INCHES MINIMUM AND 4.062 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND C SERIES AND C STYLE |
| SHANK DIAMETER | 0.894 INCHES MINIMUM AND 0.896 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.664 INCHES MINIMUM AND 0.672 INCHES MAXIMUM |
| STARTING CHAMFER TYPE | BOTTOMING |
| STYLE DESIGNATOR | STRAIGHT FLUTE |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD FORMING METHOD | GROUND |
| THREAD LENGTH | 1.406 INCHES MINIMUM AND 1.594 INCHES MAXIMUM |
| THREAD PITCH DIAMETERS | +1.0806 TO 1.0816 INCHES |
| THREAD SIZE AND SERIES/TYPE DESIGNATOR | 1.125-14 UNS |
| THREAD STRUCTURE | REGULAR |