| LAMP BASE TYPE ACCOMMODATED | MINIATURE BAYONET |
| LAMP BULB SIZE DESIGNATOR | T-31/4 |
| LAMP TYPE ACCOMMODATED AND QUANTITY | 1 INCANDESCENT |
| LENS BACK SURFACE CONDITION | SMOOTH SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS COLOR | RED SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS FACE SURFACE CONDITION | SMOOTH SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS TYPE | FLAT, ROUND SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS LIGHT TRANSMISSION CHARACTERISTIC | TRANSPARENT SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS MOUNTING METHOD | SCREW ON |
| LENS QUANTITY | 1 |
| OVERALL DIAMETER | 0.562 INCHES NOMINAL |
| OVERALL LENGTH | 1.312 INCHES NOMINAL |
| PANEL ACCOMMODATION HOLE DIAMETER | 0.469 INCHES NOMINAL |
| PANEL THICKNESS FOR WHICH DESIGNED | 0.375 INCHES MAXIMUM |
| MATERIAL | COPPER ALLOY BODY |
| MOUNTING METHOD | PANEL |
| STYLE DESIGNATOR | ROUND FRAME, ROUND LENS TYPE |
| SURFACE TREATMENT | NICKEL BODY |
| TERMINAL TYPE AND QUANTITY | 1 SOLDER LUG |