This new old stock, new in box GE 6KZ8 tube tested as new on my Hickock 800.
WE HAVE A VERY LARGE SELECTION OF VACUUM TUBES. PLEASE CALL OR TEXT US AT 202-372-6931 IF YOU HAVE QUESTIONS OR DO NOT SEE WHAT YOU NEED.
TUBES ARE GUARANTEED GOOD ON SHIPMENT. IF YOU FEAR DAMAGE IN TRANSIT, PLEASE INSURE THEM! I CANNOT GUARANTEE FOR FAILURES AFTER POWER UP AS THERE IS NO WAY TO DETERMINE HOW TUBES WILL INTERACT WITH YOUR ELECTRONICS; NOR IS THERE A WAY TO DETERMINE WHETHER THEY MAY HAVE FATAL FLAWS! I CAN ONLY TEST FOR THE PARAMETERS MENTIONED ABOVE.

