F1053/64-BK008 is a cross-linked polyolefin heat shrinkable tubing designed for wire and cable insulation, bundling, and protection applications. It features a 2:1 shrink ratio with a minimum supplied inner diameter of 1.000 inch that recovers to a maximum of 0.500 inch, and a nominal recovered wall thickness of 0.035 inch. The tubing operates over a temperature range of -55°C to 135°C, with a minimum shrink temperature of 90°C and full recovery at 121°C. It meets UL Standard 224 and CSA Standard 198 at 600V, as well as AMS-DTL-23053/5 specifications. This RoHS-compliant tubing offers excellent mechanical properties including minimum tensile strength of 1500 psi and 200% elongation, making it suitable for demanding electrical insulation and environmental protection applications.