4 Sylvania 35W4 Vacuum Tubes NOS NIB Lot Of Four 48 Fortyeight 12SL7 bogey: Minimum (65%) is

12SL7 bogey: Minimum (65%) is 32/32 and 100% is 49/49

new in box RCA 6HS5 tested to spec on our Paul Hart-calibrated TV7/U

new in box

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4 Sylvania 35W4 Vacuum Tubes NOS NIB Lot Of Four 48 Fortyeight 12SL7 bogey: Minimum (65%) isThese four new old stock, new in box Sylvania 35W4 tubes tested to spec on our Paul Hart calibrated TV7 U. One is labeled "Philco," but was made by Sylvania. 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