U-2954: Spain
4 1/4" - 3 1/2" - 3 1/8" X 4 1/2" (111mm - 90mm - 80mm X 115mm)
(dome incuse) 2911 (Also a paper label) 4500 Volts
Picture courtesy Bob Berry |
U number assignment from Worldwide Porcelain Insulators by Marilyn Albers & Jack Tod.