CD 637.7: Russia

5 1/4" X 7 1/4" (130mm X 184mm)

 

(front skirt) Щ C20Y0

(rear skirt) "AIZ in a rectangle"

 

Picture courtesy Nathan Holmes

Note these insulators are currently listed under Russia as are many from former Soviet states.

CD assignment by Dario Dimare January 2019.

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