| CABLE OPENING QUANTITY | 1 |
| CABLE OPENING DIAMETER | 0.145 INCHES MINIMUM AND 0.151 INCHES MAXIMUM |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO HEIGHT | 1.312 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 1.312 INCHES NOMINAL |
| OVERALL HEIGHT | 1.688 INCHES NOMINAL |
| OVERALL LENGTH | 0.875 INCHES NOMINAL |
| OVERALL WIDTH | 1.688 INCHES NOMINAL |
| MATERIAL | ALUMINUM ALLOY LOCATION NOT OTHERWISE SPECIFIED |
| MOUNTING FACILITY TYPE AND QUANTITY | 1 THREADED COUPLING AND 4 UNTHREADED HOLE(S) |
| NOMINAL THREAD SIZE | 1.438 INCHES |
| NOMINAL THREAD LENGTH | 0.531 INCHES |
| SIZE DESIGNATION | 28 |
| UNTHREADED MOUNTING HOLE DIAMETER | 0.118 INCHES MINIMUM AND 0.124 INCHES MAXIMUM |
| STYLE DESIGNATOR | BOX/WALL MOUNT EXTERNAL THREAD |
| SURFACE TREATMENT | CADMIUM AND CHROMATE |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 18 |
| THREAD SERIES DESIGNATOR | UNEF |