RCA
5U4G
Smooth Black Plate
Bottom Square Getter
Hanging Filament
Rectifier Vacuum Tube
Made in USA.

Tube base has some glue residue.
Guide pin is broken off.
Broken guide pin repair piece is included
(see the last photo).

Desirable Smooth Plate Hanging Filament version.

Fully tested by calibrated Hickok 539C tube tester
with no shorts, leakage or gas. 

Measurement: 
104/110
where minimum good value is 54

Measures Strong!

I will gladly combine shipping upon request.

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The tube(s) in this sale include a 30-day satisfaction guarantee.
I strive to ensure you have a completely satisfactory purchase experience.
If you are unhappy with your purchase for any reason,
you can return the item for a full refund.

Please contact me directly prior to opening a return or leaving feedback.
I will almost always reply at least within 24 hours 
to remedy the situation for you with direct communication.