| 6SN7 VT-231 MATCHED KEN-RAD BLACK GLASS NOS 6SN7GT | $86.00 |
| 6SN7 VT-231 RCA BLACK PLATES Smoked Glass NOS 6SN7 GT | $28.55 |
| NOS PAIR RCA GE 5692 6SN7 RED BASE AMPLIFIER TUBE | $203.50 |
| 6SN7 GTB RCA TUBE- NOS | $4.99 |
| 6SN7 GT KEN-RAD VT-231 BLACK PLATE TUBES NOS VT231 | $24.99 |
| SYLVANIA 6SN7 GTB 3 - NOS ORIGINAL BOXES | $24.55 |
| 10 tubes RAYTHEON 6SN7 GT VT-231 JAN mil-spec NIB NOS | $300.00 |
| 5 nos tested same code black plate"D"6SN7 6SN7GTB short | $36.00 |
| Matched Pair Sylvania 6SN7 6SN7GTB Tubes NOS? | $15.00 |
| 6SN7 TUBE, HAM RADIO,TV,STEREO,AMPS,NOS! | $4.99 |
| Vintage RCA 6SN7 GTB - Test NOS - | $4.99 |
| 2 Vintage RCA 6SN7 GTB - Test Strong/NOS - | $18.00 |
| Vintage Tung Sol 6SN7 GT JAN VT-231 -Test NOS - | $135.50 |
| Vintage Sylvania 6SN7 GT JAN VT-231 -Test NOS - | $27.00 |
| Vintage Sylvania 6SN7 GTB -Test NOS - | $4.99 |
| 3 Vintage NOS Tung-Sol 6SN7 GTB Brown Base Matched Tube | $91.00 |
| 2 NOS Sylvania 6SN7 WGTA Brn Base Audio Amplifier Tubes | $37.79 |
| 2 Vintage NOS RCA 6SN7GTB 6SN7 GTB Matched Tube Pair | $32.10 |
| 2 Vintage NOS RAD TEL 6SN7GTB 6SN7 GT Amplifier Tubes | $12.49 |
| 2 Vintage NOS RCA 6SN7GT 6SN7 GT Matched Tube Pair | $17.00 |
| Audio Tubes 2- Sylvania 6SN7 GTB NOS Matched ChromeTop | $19.49 |
| Audio Tubes 2ea RCA 6SN7 GTB NOS Matched Pr | $13.50 |
| LOT TUBES, NOS & USED, 6SN7,6AD10,RCA,GE, QTY 40 | $22.72 |