3:1 SHRINK RATIO, DUAL-WALL FLAME RETARDANT, POLYOLEFIN TUBING Applications A flexible, high shrink ratio, flame retardant heat shrinkable polyolefin tube with a meltable adhesive which flows when heated. It is needed to seal and protect a wide variety of electrical applications, including wire splices, breakouts, and connectors-to-cable transitions.   Ordering Information / Product Dimensions Part # Part # Size Expanded Recovered Internal Diameter Minimum (D) Internal Diameter Maximum (d) Minimum Total Wall Thickness (Total Wall) (T) Minimum Wall Thickness (Adhesive Wall) (T) Black Clear & Colors Inch Size In. mm In. mm In. mm In. mm M23053/4-301-0-4F M23053/4-301-X-4F 1/8" 0.120 3.0 0.040 1.0 0.040 1.0 0.013 0.34 M23053/4-302-0-4F M23053/4-302-X-4F 1/4" 0.240 6.0 0.080 2.0 0.040 1.0 0.020 0.50 M23053/4-303-0-4F M23053/4-303-X-4F 1/2" 0.470 12.0 0.160 4.0 0.060 1.4 0.027 0.68 M23053/4-304-0-4F M23053/4-304-X-4F 1" 0.940 24.0 0.320 8.0 0.087 2.2 0.037 0.93 M23053/4-305-0-4F M23053/4-305-X-4F 1-1/2" 1.570 38.0 0.440 13.0 0.090 2.3 0.037 0.93 - Available in Black Features - Shrink ratio: 66% or more in the radial direction, 10% or less in the axial direction - Continuous operating temperature: - 55°C to 135°C - Flammability: UL VW-1 , CSA OFT (Jacket Only) - Excellent electrical properties - High resistance to chemicals and oils Standard - MIL-DTL-23053/4 Class 3 Specification Values Property Test Method Value Physical Unaged Tensile strength ASTM D 638 Min. 1.06 kgf/mm2 Elongation Min. 200% Aged Tensile strength 158°C/168hrs Min. 75% of the vaule of unaged specimens Elongation Min. 100% Density 158°C/1hr Max. 50% Heat shock 250°C/4hrs No Crack Low Temperature Flex -55°C/4hrs No crack Flexibility 158°C/168 hrs No Crack Secant Modulus - Max. 17.64 kgf/mm2 Electrical Dielectric strength - Min. 2.5kV/1 minute Volume resistivity - Miin.. 1x10^14Ω - cm Chemical Copper corrosion 158°C/168hrs No corrosion Copper stability Elongation 158°C/168hrs No sign of degradation Flammability (VW-1) VW-1 Pass