Up for sale is a NOS/NIB Tung-Sol 5R4GYB Rectifier Tube.

Constructed with black plates & top side halo getter.

Box shows wear/age.

Tested on our calibrated TV-7A/U at 54/54 where 40/40 is the minimum. 

Free domestic shipping included. 

When we offer international shipping. We combine shipping cost.  Wait for updated invoice after making your purchases.