| STYLE DESIGNATOR | ROUND FRAME, ROUND LENS TYPE |
| LAMP TYPE ACCOMMODATED AND QUANTITY | 1 INCANDESCENT |
| TERMINAL TYPE AND QUANTITY | 2 SCREW |
| MATERIAL | COPPER ALLOY BODY |
| OVERALL LENGTH | 2.781 INCHES NOMINAL |
| OVERALL DIAMETER | 1.218 INCHES NOMINAL |
| SURFACE TREATMENT | CHROMIUM BODY |
| LAMP BULB SIZE DESIGNATOR | T-4-1/2 |
| LAMP BASE TYPE ACCOMMODATED | DOUBLE CONTACT BAYONET CANDELABRA |
| LENS QUANTITY | 1 |
| LENS LIGHT TRANSMISSION CHARACTERISTIC | TRANSLUCENT SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS FACE SURFACE CONDITION | SMOOTH SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS BACK SURFACE CONDITION | FROSTED SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS COLOR | COLORLESS SINGLE LIGHT 1ST POSITION HORIZONTAL |
| PANEL ACCOMMODATION HOLE DIAMETER | 1.000 INCHES NOMINAL |
| PANEL THICKNESS FOR WHICH DESIGNED | 0.750 INCHES MAXIMUM |