National Union Type 47

JAN Military Issue

POWER VACUUM TUBE

AMPLIFIER TYPE TUBE

VINTAGE STOCK

Coke Bottle Shape

Black Plate

Bottom [] Getter

MADE IN USA

DATE CODE: 15

TESTED on HICKOK TV-7

Results: 82

Minimum: 50

Combined Shipping Available!  Buy any amount of Tubes in USA and pay just shipping for one! International buyers combined shipping 0-8 oz package $16  and  8-24 Oz - $26

All Tubes Tested on a Calibrated Hickok TV7 or Sencore TC136