(1) Tested Tung Sol 6F6GT Tube Date Code 218 Tung-Sol 6F6 GT Power Pentode Tube

(1) Tested Tung-Sol 6SG7 Tube Date Code DP3 Tung Sol 6SG7 Remote Cutoff Pentode

Tung-Sol 6SJ7 radio tube,tested strong!,metal can,pentode,6SJ7GT

1U4 Tube Tung-Sol USA NOS NIB Pentode Zenith Trans Oceanic Radio Mint for RCA

(1) Tested Sylvania 6GM6 Tube Sylvania SemiRemote Cutoff Pentode Tube (a)

(1) Tested Sylvania 6GM6 Tube Sylvania SemiRemote Cutoff Pentode Tube (b)

(1) Tested Tung Sol 6AC7 Tube Date Code 540-3 Sharp Cutoff Metal Pentode Tube

Sylvania or Tung Sol or RCA 6K7G = W63, VT-86A Pentode, NOS. Fully tested 100%+