RCA 5726 6AL5 Vacuum Tube NOS NIB Industrial Grade Hexal Bottle These are 6N7 tubes

These are 6N7 tubes

but for those of us who were around in the latter third of the ‘70s

I cleaned this album on my VPI 16

It has perforated plates

but the bottle is firmly-cemented to it and there is no movement at all possible

RCA 5726 6AL5 Vacuum Tube NOS NIB Industrial Grade Hexal Bottle These are 6N7 tubesThis new old stock, new in box RCA 5726 tube and one other similar to it tested to spec on Paul Hart calibrated TV7 U. Etsy will indicate how many are available. . 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