U-1781A: United Kingdom

1 3/8" X 2" (34mm X 50mm)

 

No markings

{front view}

 

Picture courtesy Bob Berry

1 3/8" X 2" (34mm X 50mm)

 

No markings

{side view, hole for tie wire}

 

Picture courtesy Bob Berry

This insulator has no inner skirt! U number assignment by Bob Berry December 2019.


ReturnReturn to the porcelain from outside the US page