| EIA ELECTRON TUBE ENVELOPE ACCOMMODATED | 12AU7 |
| ACCOMMODATED ITEM SECURING DEVICE TYPE | SLOT |
| OVERALL DIAMETER | 1.000 INCHES NOMINAL |
| OVERALL HEIGHT | 2.000 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | WW-T-700/6 FED SPEC 1ST MATERIAL RESPONSE AND QQ-C-533 FED SPEC 2ND MATERIAL RESPONSE AND QQ-C-53 FED SPEC 3RD MATERIAL RESPONSE |
| MATERIAL | ALUMINUM AND COPPER ALLOY 170 AND COPPER ALLOY 172 |
| SPECIAL FEATURES | SLOT MOUNTING FACILITY |
| STYLE DESIGNATOR | SLOT MOUNT W/LINER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-P-416,CL 1 FED SPEC 2ND TREATMENT RESPONSE AND QQ-P-416,CL 1 FED SPEC 3RD TREATMENT RESPONSE |
| SURFACE TREATMENT | ANODIZE AND CADMIUM AND CHROMATE |