| BASE STYLE | TELEPHONE SLIDE NUMBER ONE |
| BULB STYLE | T (TUBULAR) |
| BULB DESIGNATOR | T-2 |
| OVERALL LENGTH | 1.688 INCHES MAXIMUM |
| BULB LIGHT TRANSMISSION CHARACTERISTIC | TRANSPARENT |
| EMITTED LIGHT CHARACTERISTIC | WHITE |
| FILAMENT DESIGNATION | C-2F |
| VOLTAGE RATING | 24.000 VOLTS NOMINAL |
| CURRENT RATING FOR WHICH DESIGNED | 32.000 MILLIAMPERES MINIMUM AND |
| 38.000 MILLIAMPERES MAXIMUM |
| LIGHT OUTPUT RATING | 450.000 FOOTCANDLES NOMINAL SINGLE RATING |
| RATED AVERAGE LIFE | HOURS |
| AVERAGE LIFE RATING IN HOURS | 5000.0 |
| BURNING POSITION | ANY ACCEPTABLE |
| FILAMENT HEAVY DUTY SERVICE RATING | NOT RATED |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 81349 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS25237-328 |