Hemingray Dots

CD 290-309

Saddle wire groove - Triple petticoat


CD 309.5

CD 309.5

Size: 190mm x 254mm (7.5" x 10")

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Years produced: c.1900s
Style (CD) scarcity: 1, One of a kind
Intended use: High Voltage
Notes: One of a kind insulator found at the Hemingray factory dump in the 1960s. Patented Nov. 12, 1901 (Patent No. 686,609)

Insulator was designed to be mounted to the underside of a crossarm.

Primary EmbossingEINEmbossingBaseColor
WESTINGHOUSE[010](F-Skirt) WESTINGHOUSE ELECTRIC & M'F'G CO./PITTSBURG, PA. (R-Skirt) "TELLURIDE" TYPE BSBAqua

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