This is a set of NOS/NIB RCA 1L6, 1U4 x2, 1U5 and 3V4 tubes for 19511964 H500 and all 600 series Zenith Trans-oceanic. The 50A1 current regulator tube for the 600 series not included. The date matched 1U4 tubes are heavy duty military spec version. The 1U5 Hoffman tube has the EIA imprint of 274 which indicates that it was also manufactured by RCA. All tubes tested for new performance and are factory fresh.
The item "1L6 1U4 x2, 1U5, 3V4 NOS/NIB RCA Tubes for Zenith H500 & 600 TO-Tested-Free Ship" is in sale since Wednesday, November 13, 2019. This item is in the category "Collectibles\Radio, Phonograph, TV, Phone\Radios\Parts & Tubes". The seller is "rkoch173551zq6" and is located in Yorba Linda, California.
This item can be shipped to North, South, or Latin America, all countries in Europe, all countries in continental Asia, Australia, South africa, New Zealand, Reunion.