| DRIVE TYPE | SLOTTED FACE |
| ACCOMMODATION TYPE AND QUANTITY | 12 SLOTS |
| ANGLE BETWEEN ACCOMMODATIONS IN DEG | 30.0 |
| BEVELED THREAD | INCLUDED |
| BORE ANNULAR INTERNAL SERRATION | NOT INCLUDED |
| BORE DIAMETER | 2.540 INCHES MINIMUM AND 2.560 INCHES MAXIMUM |
| BORE EDGE PROCESS | CHAMFERED |
| BORE SHAPE | STRAIGHT |
| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| CHAMFER ANGLE IN DEG | 40.0 AND 50.0 |
| CHAMFER LENGTH | 0.030 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| DEPTH | 0.080 INCHES NOMINAL |
| OVERALL LENGTH | 0.470 INCHES MINIMUM AND 0.490 INCHES MAXIMUM |
| MATERIAL HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| MATERIAL | STEEL |
| PROCESS END LOCATION | BOTH ENDS |
| SCREW THREAD SERIES DESIGNATOR | UNS |
| SETSCREW LOCKING NOTCH | NOT INCLUDED |
| WIDTH | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LOCATION | BOTH ENDS |
| THREAD PITCH DIAMETERS | +2.8637 TO 2.8675 INCHES |
| THREAD SIZE | 2.900 IN. -20 |