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3 1/4" X 4 1/8" (79mm X 116mm)
(front skirt inkstamp)
Picture courtesy Bob Berry |
U-1940A: India
|
3 1/4" X 4 1/8" (79mm X 116mm)
(front skirt inkstamp)
Picture courtesy Bob Berry |
This is a dryspot insulator where the top unscrews to expose openings inside the skirt to allow a telephone drop wire to pass through the insulator to provide a "dry spot" from rain and decrease leakage loss. The cap is missing on this example.
U number assignment by Bob Berry April 2016
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