Accession Number | REL/07260 |
---|---|
Collection type | Technology |
Object type | Aircraft component |
Maker |
S.Smith and Sons Ltd |
Place made | United Kingdom: England, Greater London, London |
Date made | c1914-1918 |
Conflict |
First World War, 1914-1918 |
Source credit to | This item has been digitised with funding provided by Commonwealth Government. |
Aircraft Temperature gauge - British
Description
Temperature gauge in a brass case. A thermostat is attached to the guage via a 3mm diameter copper tube. The tube is coiled for storage.
The face of the instrument is marked :
S. Smith & Sons Ltd
London
The gauge measures from 0° to 100° C. The serial number 20878/9 is at the top of the dial.
The instrument is 56 mm diameter on outside dimension and 52 mm diameter on the main body. It appears that the whole instrument was black enamel. This enamel survives only in part. The thermostat is 61.4 mm long with an 11 mm shaft. It is connected by means of a hexagonal bolt.
History / Summary
World War I aerial engines were air or water cooled. The temperature gauge was an esssential instrument for determining the efficient running of the engine.