| DRIVE TYPE | SLOTTED FACE |
| ACCOMMODATION TYPE AND QUANTITY | 8 SLOTS |
| ANGLE BETWEEN ACCOMMODATIONS IN DEG | 45.0 |
| BORE DIAMETER | 2.490 INCHES MINIMUM AND 2.500 INCHES MAXIMUM |
| BORE SHAPE | STRAIGHT |
| CASEHARDENING INDICATOR | NOT CASE-HARDENED |
| DEPTH | 0.135 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
| OVERALL LENGTH | 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR AMS 6415 ASSN STD 2ND MATERIAL RESPONSE |
| MATERIAL HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM |
| MATERIAL | STEEL COMP E4340 OR STEEL COMP 4340 |
| SCREW THREAD SERIES DESIGNATOR | UN |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SIZE | 2.875-16 |
| WIDTH | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| THREAD CLASS | 2A |