| BASE STYLE | MEDIUM SCREW |
| BULB STYLE | A (ARBITRARY DESIGNATION) |
| BULB DESIGNATOR | A-19 |
| OVERALL LENGTH | 3.875 INCHES NOMINAL |
| BULB LIGHT TRANSMISSION CHARACTERISTIC | TRANSPARENT |
| EMITTED LIGHT CHARACTERISTIC | COLORLESS |
| FILAMENT DESIGNATION | C,C-11V |
| WATTAGE RATING | 54.000 WATTS |
| VOLTAGE RATING | 120.000 VOLTS MINIMUM AND |
| 125.000 VOLTS MAXIMUM |
| CURRENT RATING FOR WHICH DESIGNED | 0.432 AMPERES MINIMUM AND |
| 0.450 AMPERES MAXIMUM |
| LIGHT OUTPUT RATING | 530.000 LUMENS NOMINAL SINGLE RATING |
| RATED AVERAGE LIFE | HOURS |
| AVERAGE LIFE RATING IN HOURS | 8000.0 |
| BURNING POSITION | ANY ACCEPTABLE |
| FILAMENT HEAVY DUTY SERVICE RATING | NOT RATED |
| LIGHT CENTER LENGTH | 2.438 INCHES NOMINAL |
| SPECIAL FEATURES | WATT-MISER; KRYPTON FILLED; TRAFFIC SIGNAL WITH HEAT REFLECTOR; BRASS BASE |
| CRITICALITY CODE JUSTIFICATION | FEAT |