20/09/2026

Heat shrink shape, -55 °C to +105 °C, Halogen-free, 9.7/7.9mm, for ⌀8.26-9.34 mm, PO-X, BK, 1 EA/bag


Part No. 401-21003

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  • Strain relief for connector cable.
  • Easy re-entry for repair when combined with hot melt adhesive.


Brand Family HELASHRINK
Color Black (BK)
Description Helashrink 100 series is used for cable strain relief and mechanical protection. The product can be installed on the connector rear thread or plain shaft.
Global Part Number 121-1-HWM250-PO-X-BK
Part Number 401-21003
Short Description Heat shrink shape, -55 °C to +105 °C, Halogen-free, 9.7/7.9mm, for ⌀8.26-9.34 mm, PO-X, BK, 1 EA/bag
Type 121-1-HWM250
Flexibility Flexible
For Object Outside Diameter 8.26-9.34 mm
H Recovered Dia. Max. b (imperial) 0.31"
H Recovered Dia. Max. b (metric) 7.9mm
H Supplied Dia. Min. a (imperial) .38"
H Supplied Dia. Min. a (metric) 9.7mm
HW ± 20 % 1mm
HW ± 20% .04"
J Recovered Dia. Max. b (imperial) .08"
J Recovered Dia. Max. b (metric) 2mm
J Supplied Dia. Min. a (imperial) .38"
J Supplied Dia. Min. a (metric) 9.7mm
JW ± 20 % 1mm
JW ± 20% .04"
P ± 10 % 28.4mm
P ± 10% 1.11"
Tensile Strength 10MPa
Tube Shape Bottle
Adhesive WM250
Dielectric Strength (metric) 15kV/mm
Dielectric Strength test method ASTM D2671
Flammability ASTM D635
Halogen Free Yes
Material PO-X
Material Polyolefin, cross-linked (PO-X)
Min. Shrink Temperature +275 °F (+135 °C)
Operating Temperature -67°F to +221°F (-55°C to +105°C)
ROHS Compliant Yes
Packaging 1 - Weight (kg) 0.001kg
Packaging Type bag
Pkg. Qty. 1
Pkg. Qty. 1EA
Product Keyword End cap, Heat-shrink end cap, Heat-shrink tubing, Shrink end cap, Sleeve,

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