| EMITTED LIGHT CHARACTERISTIC | WHITE |
| AVERAGE LIFE RATING IN HOURS | 750.0 |
| BASE STYLE | THREE CONTACT MEDIUM SCREW |
| BULB DESIGNATOR | A-21 |
| BULB LIGHT TRANSMISSION CHARACTERISTIC | TRANSPARENT |
| BULB STYLE | A (ARBITRARY DESIGNATION) |
| BURNING POSITION | HORIZONTAL |
| FILAMENT HEAVY DUTY SERVICE RATING | NOT RATED |
| FILAMENT DESIGNATION | 2C-2R |
| LIGHT OUTPUT RATING | 2180.000 LUMENS NOMINAL THIRD RATING |
| LIGHT OUTPUT RATING | 620.000 LUMENS NOMINAL FIRST RATING |
| LIGHT OUTPUT RATING | 1560.000 LUMENS NOMINAL SECOND RATING |
| OVERALL LENGTH | 5.938 INCHES MAXIMUM |
| RATED AVERAGE LIFE | HOURS |
| WATTAGE RATING | 50.000 WATTS AND 100.000 WATTS AND 150.000 WATTS |