Polyethylene Pintype Insulators. High-density polyethylene, direct replacement for porcelain, lightweight, grey. Cantilever strength: 3,000 lbs. Low Voltage Flashover: Dry-69 Wet-43 Leakage Distance: 10.3" Nom. Volt.: 15 kV, Neck: C, Pin Hole Dia.: 1", ANSI Class: 55-3, Pkg. Qty.: 25