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D-518

    Designed for Secondary Rack purposes.

    A long felt need for Secondary Rack use use is answered by this new insulator. It combines all the features of the best types and offers in addition absolute non-porosity, high insulating characteristics and will outlast in these qualities other materials.

 Hemingray D-518 photo
Hemingray D-518 drawing Height _ _ _ _ _ _ _ _ _ _ _ _ _ _ 3 in.
Diameter _ _ _ _ _ _ _ _ _ _ _ 3 1/8 in.
Hole _ _ _ _ _ _ _ _ _ _ _ _ _ 9-16 in.
Wet Arcing Distance _ _ _ _ _ 1 1/4 in.
Groove _ _ _ _ _ _ _ _ _ _ _ _ 1 1/2 in.
Weight per Piece _ _ _ _ _ _ _ 21 oz.
Packed in Boxes of _ _ _ _ _ _ 50
Weight per Box _ _ _ _ _ _ _ _70 lbs.
Weight per 100, packed _ _ _ 140 lbs.

    The above Rack type brings a new quality and a timely saving to the user of Rack type insulators. These are manufactured from improved glass under controlled methods.

  
 
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