| STYLE DESIGNATOR | ROUND FRAME, ROUND LENS TYPE |
| LAMP TYPE ACCOMMODATED AND QUANTITY | 1 INCANDESCENT |
| MOUNTING METHOD | PANEL |
| TERMINAL TYPE AND QUANTITY | 2 SCREW |
| MATERIAL | STEEL BODY |
| OVERALL LENGTH | 4.313 INCHES NOMINAL |
| OVERALL DIAMETER | 1.688 INCHES NOMINAL |
| SURFACE TREATMENT | CADMIUM BODY |
| LAMP INDUSTRY NUMBER | 24 |
| LAMP BULB SIZE DESIGNATOR | T-2 |
| LAMP BASE TYPE ACCOMMODATED | TELEPHONE SLIDE SPECIAL |
| LENS MOUNTING METHOD | SCREW IN |
| LENS TYPE | DOME, KNURLED, THREADED SHANK SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS LIGHT TRANSMISSION CHARACTERISTIC | TRANSLUCENT SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS FACE SURFACE CONDITION | SMOOTH SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS BACK SURFACE CONDITION | SMOOTH SINGLE LIGHT 1ST POSITION HORIZONTAL |
| PANEL ACCOMMODATION HOLE DIAMETER | 0.656 INCHES NOMINAL |
| PANEL THICKNESS FOR WHICH DESIGNED | 0.250 INCHES MAXIMUM |