RCA 117Z6 Vacuum Tube Valve NOS NIB 6U7 Septal OSC As you can see

As you can see

These tubes have gray coatings from the very tops to within 12 MM of the bases

These tubes have excellent flashing

winged plates with one rectangular hole per plate

This matched pair GE 6AX4GT rectifier tubes was tested on our Paul Hart-calibrated TV7/U for shorts

RCA 117Z6 Vacuum Tube Valve NOS NIB 6U7 Septal OSC As you can seeThis RCA 117Z6 tube is new old stock, new in box and tested to spec on our Paul Hart calibrated TV7 U. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHTWOO" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY QUESTIONS. 1. MOST FORMS OF SHIPPING EXCEPT MEDIA MAIL ARE AUTOMATICALLY INSURED UP TO $100. ETSY PURCHASE PROTECTION COVERS ITEMS UP TO