Line Post Insulators ANSI 57-3

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Dimensions
Diameter (D): 6 1/2Inches(165mm)
Height (H): 15Inches(381mm)
Leakage Distance: 29Inches(737mm)
Dry Arcing Distance: 12 1/4Inches(311mm)
Net Weight Each: 24 1/2Pounds (11.1kg)