Matched Pair Westinghouse 5U4 5U4GB Vacuum Tubes Valves Rectifier Black Plates JANCNU807 It is missing its CENTERING

It is missing its CENTERING PIN and has been marked for safe and easy insertion

They tested as follows: 44

new in box Zenith 6DQ4 tube tested to spec on our Paul Hart-calibrated TV7/U

" two of Pink Floyd's most delicate and ethereal songs

but they seem very-well-built

Matched Pair Westinghouse 5U4 5U4GB Vacuum Tubes Valves Rectifier Black Plates JANCNU807 It is missing its CENTERINGThis matched pair of Westinghouse 5U4GB rectifier tubes was tested on our Paul Hart calibrated TV7 U. Tube One measured 57 58 while Tube Two measured 58 58. Minimum (65%) is 40. They have top D getters; nice flashing; black plates; top crenelated, rectangular mica spacers and bottom smooth, rectangular mica spacers. 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