Single Pole: Corwico Porcelain
3 3/4" X 1 1/8" (95mm X 30mm)
(top embossed) NO. 825 RADIO GND ANT LIGHTNING ARRESTER
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3 3/4" X 1 1/8" (95mm X 30mm)
Picture courtesy Mike Green |
These single pole versions were used to connect a single wire to ground. This is green glazed dry process porcelain.