| ELECTRON TUBE BASE ACCOMMODATED DIAMETER | +1.610 TO 1.650 INCHES |
| ACCOMMODATED ITEM SECURING DEVICE TYPE | FRICTION FASTENER |
| DISTANCE BETWEEN MOUNTING FACILITY CENTERS | 0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY FIRST CENTER GROUP |
| DISTANCE BETWEEN MOUNTING FACILITY CENTERS | 2.188 INCHES NOMINAL SINGLE MOUNTING FACILITY SECOND CENTER GROUP |
| OVERALL LENGTH | 2.688 INCHES NOMINAL |
| OVERALL WIDTH | 2.125 INCHES NOMINAL |
| MATERIAL | PLASTIC AND STEEL |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 UNTHREADED HOLE SINGLE MOUNTING FACILITY |
| STYLE DESIGNATOR | FLANGE HOLD DOWN |
| SURFACE TREATMENT | ANODIZE |
| UNTHREADED MOUNTING HOLE DIAMETER | 0.197 INCHES NOMINAL SINGLE MOUNTING FACILITY |