| BASE STYLE | MEDIUM SCREW |
| BULB STYLE | A (ARBITRARY DESIGNATION) |
| BULB DESIGNATOR | A-21 |
| OVERALL LENGTH | 5.312 INCHES MAXIMUM |
| BULB LIGHT TRANSMISSION CHARACTERISTIC | TRANSLUCENT |
| EMITTED LIGHT CHARACTERISTIC | WHITE |
| FILAMENT DESIGNATION | C-17 |
| WATTAGE RATING | 92.000 WATTS AND |
| 108.750 WATTS |
| VOLTAGE RATING | 115.000 VOLTS MINIMUM AND |
| 125.000 VOLTS MAXIMUM |
| CURRENT RATING FOR WHICH DESIGNED | 0.800 AMPERES MINIMUM AND |
| 0.870 AMPERES MAXIMUM |
| LIGHT OUTPUT RATING | 1220.000 LUMENS NOMINAL SINGLE RATING |
| RATED AVERAGE LIFE | HOURS |
| AVERAGE LIFE RATING IN HOURS | 1000.0 |
| BURNING POSITION | ANY ACCEPTABLE |
| FILAMENT HEAVY DUTY SERVICE RATING | ROUGH SERVICE |
| LIGHT CENTER LENGTH | 3.875 INCHES NOMINAL |
| SPECIFICATION/STANDARD DATA | 08108-100A/RS/TF-115-125V MANUFACTURERS STANDARD |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 58536 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | A-A-2065 |