| DRIVE TYPE | SLOTTED FACE |
| ACCOMMODATION TYPE AND QUANTITY | 2 SLOTS |
| ANGLE BETWEEN ACCOMMODATIONS IN DEG | 180.0 |
| BORE DIAMETER | 1.190 INCHES MINIMUM AND 1.220 INCHES MAXIMUM |
| BORE SHAPE | STRAIGHT |
| CASEHARDENING INDICATOR | NOT CASE-HARDENED |
| DEPTH | 0.050 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |
| FURNISHED ITEMS | BEVELED THREAD |
| OVERALL LENGTH | 0.215 INCHES MINIMUM AND 0.225 INCHES MAXIMUM |
| MATERIAL HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| MATERIAL | STEEL COMP 416 |
| SCREW THREAD SERIES DESIGNATOR | UNEF |
| SPECIAL FEATURES | THREE SETS OF TWO HOLES EQUALLY SPACED WITH A DIAMETER OF 0.051 INCHES |
| THREAD SIZE | 1.375-18 |
| WIDTH | 0.050 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LOCATION | BOTH ENDS |