10/08/2026

Heat Shrink Molded Shapes, For 3-core cables, -55 °C to +135 °C, 55.5/25.5mm, for ⌀31.5-49.5 mm, PO-X, BK, 1/bag


Part No. 403-11011

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  • Cable strain relief and mechanical protection at harness transition points.


Color Black (BK)
Description Helashrink 300 series provides cable strain relief and mechanical protection at harness transition points. All outlets are clearly marked to aid orientation on installation.
PART DESCRIPTION 311-1-JW8-PO-X-BK
Packaging Type bag
Part No. 403-11011
Short Description Heat Shrink Molded Shapes, For 3-core cables, -55 °C to +135 °C, 55.5/25.5mm, for ⌀31.5-49.5 mm, PO-X, BK, 1/bag
Type 311-1-JW8
⌀J/K/L max. b 12.5mm
⌀J/K/L min. a 27mm
Flexibility Flexible
For Object Outside Diameter 31.5-49.5 mm
H Recovered Dia. Max. b (imperial) 0.99"
H Recovered Dia. Max. b (metric) 25.5mm
H Supplied Dia. Min. a (imperial) 2.16"
H Supplied Dia. Min. a (metric) 55.5mm
HW ± 20 % 4.5mm
HW ± 20% .18"
J Recovered Dia. Max. b (imperial) .49"
J Recovered Dia. Max. b (metric) 12.5mm
J Supplied Dia. Min. a (imperial) 1.05"
J Supplied Dia. Min. a (metric) 27mm
K Recovered Dia. Max. b (imperial) .49"
K Recovered Dia. Max. b (metric) 12.5mm
K Recovered Dia. Min. a (imperial) 1.05"
K Recovered Dia. Min. a (metric) 27mm
Max. Diameter J/K/L b .49"
Min. Diameter J/K/L a 1.05"
P ± 10 % 192mm
P ± 10% 7.49"
Tensile Strength 19MPa
Tube Shape Multi-Outlet
Adhesive W8
Dielectric Strength 15kV/mm
Dielectric Strength test method ASTM D2671
Flammability ASTM D635
Material PO-X
Material Polyolefin, cross-linked (PO-X)
Min. Shrink Temperature +275 °F (+135 °C)
Operating Temperature -67°F to +275°F (-55°C to +135°C)
ROHS compliant Yes
Pkg. Qty. 1
Pkg. Qty. 1EA

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