3:1 Irradiated Polyolefin Heat Shrink Tubing FT3A-3/8

Flame Retardant, Dual Wall Adhesive-Lined, Multi-Purpose Heat Shrinkable Tubing
Our FT3A is made of flame retardant, cross-linked polyolefin with an inner coating of hot-melt adhesive. Adhesive-lined heat shrink tubing with environmental sealing capability is used for a wide variety of electrical applications including, automotive and marine wire harness, wire splices, breakouts, and connector-to-cable transitions.

Request a Quote for FT3A-3/8
  • Shrink Ratio: 3:1
  • Operating Temperature: -45°C to +125° C
  • Shrink temperature: 120℃.
  • Meets MIL-DTL-23053/4 Class 3
  • UL & CSA Certified
  • RoHS Compliant
  • Voltage Rating: 600V
  • Flame retardant

Standard Colors & Ordering Information

Color Code:  0=BLK, 1=BRN, 2=RED, 3=ORN, 4=YLW, 5=GRN, 6=BLU, 7=VIO, 8=GRY, 9=WHT, X=CLR

Delivery:   All Stocked Items Available for Immediate Shipment, 8 Week Lead Time for Non-stocked Items

FlexWires    As SuppliedAfter RecoveryStd.pkg
Part No.Internal Diameter
Internal DiameterTotal Wall ThicknessWall Thickness of AdhesiveStandard Packaging
W/ SizemminchmminchmminchmminchFT
FT3A-3/89.50.37503.20.1261.35±0.30.053±0.010.65±0.20.0256±0.008100 or 4′ length

Specification Requirement
Shrink Temperature120℃
Continuous operating Temperature-45℃ to 125℃
Tensile strength (MPa)≧10.4 Mpa
Ultimate Elongation (%)≧300%
Radial Shrinking Ratio3:1
Longitudinal Shrinking Ratio≦ 8 %
Dielectric Strength (kv/mm)≧15 kv/mm
Volume Receptivity1 X 1014 Ω.cm
FlammabilityMeet UL 224
Fluid ResistanceGood to Excellent
Copper CorrosionNo Corrosion
Water absorption (%)≦0.2 %

Test Method
Water AbsorptionASTM D570≦0.2 %
Softening PointASTM E895℃
Strength Of Pairing (PE)ASTM D 1000120N/25mm
Strength of Pairing (AL)ASTM D 100080N/25mm

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