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(1) Tested National Union JAN CNU 5Z3 Tube Hanging Filament Date Code HN

(1) Tested National Union JAN CNU 5Z3 Tube Hanging Filament Date Code HN

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$34.95 USD
$34.95 USD
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(1) Tested National Union JAN-CNU-5Z3 Tube.
Date Code HN.

Hanging filament with black plates. The wording on the base is slightly faded but still legible.

Tested on a calibrated Hickok TV-10 military tube tester with no shorts at 1500-1300 where 800-800 is minimum pass/good.

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