500' Vassar 4-4-4 Triplex Aluminum URD Direct-Burial Cable, 600V

500' Vassar 4-4-4 triplex aluminum URD cable rated 600V for underground residential distribution and direct burial. Built with 4 AWG conductors, each conductor is 7-strand construction and the neutral is also 4 AWG. Insulation measures 0.060 inches (60 mils). Physical dimensions: single phase conductor diameter 0.345 inches, outside diameter listed as 0.750 inches (alternative listing: 0.754 inches). Weight is 200 lbs/1000ft. Ampacity figures: 120 Amps (general), direct burial rating 125 Amps, and in-duct rating 90 Amps.