Mercury Commuter Parking Brake Indicator Bulb Size
The Mercury Commuter parking brake indicator utilizes bulb sizes 194, 1895, 57, 257, and 1445 across various production periods. Available data covers the time 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 |
| 1966 | 57 |
| 1962-1965 | 257 |
| 1961 | 57 |
| 1960 | 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). Single-filament bulb with BA9s base. 12V, 1W. | 57 |
| ANSI standard (US & Canada). Festoon or BA9s base instrument bulb. 12V, 2W. | 257 |
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 2W. | 1445 |