Lot of five Philps ECG JAN 5749W 6BA6 vacuum tubes new in box 
Tested with a calibrated TV-7D/U tube tester.
Calibration by Daniel Nelson.
Tested at: 75 81 76 74 70
Average new: 68
Minimum good:41
The minimum is equal to 65% of the life of the tube.
Tested for shorts and gas.
Matching date code: 8639 ACR
NOS/Used: new
Construction: gray plate round getter copper rods
Glass: clear
Base: -
30-day free return.
We combine shipping $1.00 for each extra tube purchase.
Your items will be packed very well and shipped promptly.
Always glad to answer any questions.
Thanks for looking!