7 Twist-Lock J-Slot Spring-Loaded #139 Tube Shields For 12AX7-Size Vacuum Tubes Lot Of Seven February 16 2026 new in box RCA 6HV5A

new in box RCA 6HV5A tubes tested to spec on our Paul Hart-calibrated TV7/U

These four US-made 1AX2 tubes tested to spec on our Paul Hart-calibrated TV7/U

It has a dimpled

new in box Amperite 26N0180 time delay relay tube tested to spec on our Paul Hart-calibrated TV7/U

7 Twist-Lock J-Slot Spring-Loaded #139 Tube Shields For 12AX7-Size Vacuum Tubes Lot Of Seven February 16 2026 new in box RCA 6HV5AThis lot of seven of J slot, spring loaded, 12AX7 size tube shields is in excellent shape. They are all the same size, though some are stamped "138" and others are not. 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