Lot of (5) G.E. 5751 NOS Vacuum Tubes (an upgrade from the older 12AX7 & 6SL7GT tubes). The 5751 is a low-voltage, low-noise avionics vacuum tube popular as a pre-amplification tube in guitar amplifiers.

The JAN designation means that it has been designed and tested for the military for durability and lifespan.

Test strong and balanced on Knight 600B. (Emissions, Short, Cathode to Filament leakage and Gas Tests).

You will receive exactly what you see. Cosmetic conditions are as seen/as shown. Boxes may be worn or have ripped flaps. Tubes are unboxed several times for testing and confirmation purposes.

These tubes are well documented prior to listing and shipping.

We will be listing several hundred more tubes shortly, so please check out my other listings from time to time.