Mercury Commuter Turn Signal Indicator Bulb Size
The Mercury Commuter turn signal indicator requires bulb size 194, 1895, 158, 257, 57, or 1445 depending on the specific application. Available data covers the range from 1958 to 1968.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Bulb Size by Year Range
| Years | Bulb Size |
|---|---|
| 1968 | 194 |
| 1967 | 1895 |
| 1965-1966 | 158 |
| 1963-1964 | 1895 |
| 1962 | 257 |
| 1960-1961 | 57 |
| 1959 | 1445 |
| 1958 | 257 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 0.9W. | 1895 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3W. | 158 |
| ANSI standard (US & Canada). Festoon or BA9s base instrument bulb. 12V, 2W. | 257 |
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 1W. | 57 |
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 2W. | 1445 |