U-2944: Spain

5" X 4 1/4" (129mm X 109mm)

 

(skirt incuse)

                               ???

                              ???

{Manufacturas Ceramicas S.A.}

 

Picture courtesy Sebastià Bordoy

Note this insulator has a threadless pinhole to support cementing to the pin.

U number assignment by Bob Berry November 2023.

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