| COUNTERBORE/COUNTERSINK LOCATION | INTERNALLY OPPOSITE WRENCHING HEAD END |
| DEPTH | 0.235 INCHES NOMINAL |
| DIAMETER | 0.1875 INCHES NOMINAL |
| FEMALE END CHARACTERISTIC | COUNTERBORED |
| FEMALE END SCREW THREAD SERIES DESIGNATOR | NPT |
| FEMALE END THREAD CLASS | 3B |
| FEMALE END THREAD DIRECTION | LEFT-HAND |
| FEMALE END THREAD LENGTH | 0.812 INCHES NOMINAL |
| FEMALE END THREAD SIZE | 1/4 IN.-18 |
| MALE END SCREW THREAD SERIES DESIGNATOR | NPT |
| MALE END THREAD CLASS | 3A |
| MALE END THREAD DIRECTION | LEFT-HAND |
| MALE END THREAD LENGTH | 0.797 INCHES NOMINAL |
| MALE END THREAD SIZE | 1/2 IN.-14 |
| OVERALL LENGTH | 0.984 INCHES MINIMUM AND 1.047 INCHES MAXIMUM |
| MATERIAL | STEEL |
| WIDTH ACROSS FLATS | 0.938 INCHES NOMINAL |
| WRENCHING FACILITY SHAPE | HEXAGON |
| SURFACE TREATMENT | CADMIUM |
| THICKNESS | 0.250 INCHES NOMINAL |