| EMITTED LIGHT CHARACTERISTIC | WHITE, SOFT |
| AVERAGE LIFE RATING IN HOURS | 1200.0 |
| BASE STYLE | THREE CONTACT MEDIUM SCREW |
| BULB DESIGNATOR | A-21 |
| BULB LIGHT TRANSMISSION CHARACTERISTIC | TRANSLUCENT |
| BULB STYLE | A (ARBITRARY DESIGNATION) |
| BURNING POSITION | BASE DOWN |
| FILAMENT DESIGNATION | CC-8 |
| FILAMENT HEAVY DUTY SERVICE RATING | NOT RATED |
| LIGHT OUTPUT RATING | 2190.000 LUMENS NOMINAL 3RD RATING |
| LIGHT OUTPUT RATING | 560.000 LUMENS NOMINAL 1ST RATING |
| LIGHT CENTER LENGTH | 4.188 INCHES NOMINAL |
| LIGHT OUTPUT RATING | 1630.000 LUMENS NOMINAL 2ND RATING |
| OVERALL LENGTH | 5.938 INCHES MAXIMUM |
| RATED AVERAGE LIFE | HOURS |
| VOLTAGE RATING | 120.000 VOLTS NOMINAL |
| WATTAGE RATING | 50.000 WATTS AND 100.000 WATTS AND 150.000 WATTS |