Ilsco ; SureCrimp Long barrel compression sleeve accommodates 400 KCMIL - 4/0 AWG copper conductor and protects against harsh environmental conditions. It is constructed from high strength copper and is electro-tin plated to protect the base material from oxidation. It measures 0.750 Inch inner diameter x 0.937 Inch outer diameter x 4.375 Inch. Sleeve has a voltage rating of 600 Volts - 35 kilo-Volts. It is color-coded in blue and has a die index number for easy product identification. Center wire stop sleeve can withstand a temperature of 90 deg C. Barrel sleeve is UL listed and CSA certified. Also known as -Ilsco CTL-400 SureCrimp Center Wire Stop Long Chamfered Barrel Compression Slee