![](https://coimages.sciencemuseumgroup.org.uk/58/890/large_thumbnail_1991_0166.jpg)
McVitie Weston valve collection, MOV valve, type KT66
- Made:
- 1937
- maker:
- M-O Valve Company Limited
![MOV valve, type KT66, glass envelope lacking](https://coimages.sciencemuseumgroup.org.uk/449/953/medium_smg00257878.jpg)
MOV valve, type KT66, glass envelope lacking, (RMW/Y576B - McVitie Weston number), by M-O Valve Co. Limited, 1937.
MOV valve, type KT66, glass envelope lacking, (RMW/Y576B - McVitie Weston number), by M-O Valve Co. Limited, 1937.