Electric Surge Arrestor Suppressor 294022 Kearney 9V 780 UNIGA Used & Clamp 243F.
Electric Surge Arrestors / Suppressors Kerney & Co. Made in USA 1985.
Can be used in traditional power pole situations of course - but ALSO can be used in any other industrial power insulation capacity that requires the specifications these insulators have. So - have an open mind - since they are basically a large electrical insulator which can be used for multiple purposes / installations.