| EIA ELECTRON TUBE ENVELOPE ACCOMMODATED | T3 |
| ACCOMMODATED ITEM SECURING DEVICE TYPE | FRICTION FASTENER |
| DISTANCE BETWEEN MOUNTING FACILITY CENTERS | 0.297 INCHES NOMINAL SINGLE MOUNTING FACILITY FIRST CENTER GROUP |
| DISTANCE BETWEEN MOUNTING FACILITY CENTERS | 1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SECOND CENTER GROUP |
| FEATURES PROVIDED | LINER |
| OVERALL HEIGHT | 0.400 INCHES MAXIMUM |
| OVERALL LENGTH | 1.312 INCHES NOMINAL |
| OVERALL WIDTH | 0.490 INCHES NOMINAL |
| MATERIAL | SILVER AND COPPER ALLOY |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 UNTHREADED HOLE SINGLE MOUNTING FACILITY |
| PRECIOUS MATERIAL | SILVER |
| STYLE DESIGNATOR | CRADLE TYPE FOR FLAT PRESS TUBE W/BASE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE |
| SURFACE TREATMENT | SILVER |
| UNTHREADED MOUNTING HOLE DIAMETER | 0.078 INCHES NOMINAL SINGLE MOUNTING FACILITY |