Yes here is the part you meed.  So if you need just the volume knob or just the Balance knob well here it is. 

Sold as working. Will work as intended when you receive it. No other warranty implied.

Please no returns or refunds on electronics parts. So, be sure these fit your Sansui before you pay.

Another Offer From, Gary….sansuioldaudiophile 

Note: PLEASE REQUEST THE ONE YOU NEED IN NOTE TO SELLER BEFORE YOU PAY. And if you forget places message me with the one you need. Balance knob is $36.22. Will refund $10.00 prior to shipping after I print your label.