Smeg 7 Position SA9065XNG Oven Selector Function Switch - Part # 811730255Smeg 7 Position Oven Selector Switch. Genuine Part No. 811730255. OVE part no. 3075 19. Replaces Part No. 811730186. 7 position oven function select switch used in some old model freestanding electric ovens with a gas top. 6mm D Shaped shaft. 11 cam banks, 10 SPST switches in four groups. Front five banks are linked. Next 3 banks are linked. Last 3 banks are all separate. Shaft length 30mm. Contacts rated 16Amp. Fits models SA9065, SA9065LPG,