4 US-Made 3GK5 Vacuum Tubes Valves NOS NIB Lot Of Four Eightynine They have E5E and E5E

They have E5E and E5E date codes

They measured 102/83 for Tube One and 104/78 for Tube Two where minimum (65%) is 57/57 and 100% is 88/88

Tubes Three and Four measured 1100 and 1150

" They have black and silver glass

Tube Two measured 27

4 US-Made 3GK5 Vacuum Tubes Valves NOS NIB Lot Of Four Eightynine They have E5E and E5EThese four new old stock, new in box US made 3GK5 tubes tested to spec on our Paul Hart calibrated TV7 U. IN 2021 WE PURCHASED 150,000 VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHTWOO" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY QUESTIONS. 1. MOST OF THE TUBES WE SELL ARE OVER 70 YEARS OLD. WE CANNOT GUARANTEE FOR FAILURES AFTER POWER UP AS THERE IS NO WAY TO