| EMITTED LIGHT CHARACTERISTIC | COLORLESS |
| AVERAGE LIFE RATING IN HOURS | 1000.0 |
| BASE STYLE | MIDGET FLANGED |
| BULB DESIGNATOR | T-1 3/4 |
| BULB LIGHT TRANSMISSION CHARACTERISTIC | TRANSPARENT |
| BULB STYLE | T (TUBULAR) |
| BURNING POSITION | BASE DOWN TO HORIZONTAL |
| CURRENT RATING FOR WHICH DESIGNED | 40.000 MILLIAMPERES NOMINAL |
| FILAMENT DESIGNATION | C-2F |
| FILAMENT HEAVY DUTY SERVICE RATING | NOT RATED |
| LIGHT OUTPUT RATING | 0.034 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING |
| PROPRIETARY CHARACTERISTICS | PACS |
| OVERALL LENGTH | 0.543 INCHES MINIMUM AND 0.557 INCHES MAXIMUM |
| RATED AVERAGE LIFE | HOURS |
| VOLTAGE RATING | 28.000 VOLTS NOMINAL |