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3 1/2" X 4 1/2" (90mm X 114mm)
(top recess embossed) 1956
Picture courtesy Bob Berry |
U-1935A: Norway
|
3 1/2" X 4 1/2" (90mm X 114mm)
(top recess embossed) 1956
Picture courtesy Bob Berry |
This is a dryspot insulator where the top unscrews to expose openings inside the skirt and wire groove to allow a telephone drop wire to pass through the insulator to provide a "dry spot" from rain and decrease leakage loss.
U number assignment by Bob Berry February 2020.
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