| DRIVE TYPE | EXTERNALLY SLOTTED |
| ACCOMMODATION TYPE AND QUANTITY | 4 SLOTS |
| ANGLE BETWEEN ACCOMMODATIONS IN DEG | 90.0 |
| BEVELED THREAD | NOT INCLUDED |
| BORE ANNULAR INTERNAL SERRATION | NOT INCLUDED |
| BORE DIAMETER | 2.865 INCHES MINIMUM AND 2.885 INCHES MAXIMUM |
| BORE EDGE PROCESS | CHAMFERED |
| BORE SHAPE | STRAIGHT |
| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| CHAMFER ANGLE IN DEG | 30.0 |
| CHAMFER LENGTH | 0.060 INCHES NOMINAL |
| DEPTH | 0.084 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| OVERALL LENGTH | 0.558 INCHES MINIMUM AND 0.578 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-T-6736, COMPOSITION 4130, TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM |
| MATERIAL | STEEL COMP 4130 |
| PROCESS END LOCATION | BOTH ENDS |
| SCREW THREAD SERIES DESIGNATOR | UN |
| SETSCREW LOCKING NOTCH | NOT INCLUDED |
| WIDTH | 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MP-22 93835 MFR REF SINGLE TREATMENT RESPONSE |
| SURFACE TREATMENT | PHOSPHATE |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 3A |
| THREAD LOCATION | END OPPOSITE DRIVE END |
| THREAD SIZE | 3.250-16 |