10/08/2026

Heat Shrink Molded Shapes, -55 °C to +135 °C, 66/44.4mm, for ⌀48.72-61.68 mm, PO-X, BK, 1/bag


Part No. 401-18020

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  • Uses a circular grooved adaptor for strain relief.
  • Combine with complementary adhesives for environmental sealing.


Brand Family HELASHRINK
Color Black (BK)
Description Helashrink 100 series, with rib, is used in conjunction with a circular grooved adaptor providing strain relief and environmental sealing when used in conjunction with one of HellermannTyton's complementary adhesives.
Global Part Number 118-4-B7WM250-PO-X-BK
Part Number 401-18020
Short Description Heat Shrink Molded Shapes, -55 °C to +135 °C, 66/44.4mm, for ⌀48.72-61.68 mm, PO-X, BK, 1/bag
Type 118-4-B7WM250
Flexibility Semi rigid
For Object Outside Diameter 48.72-61.68 mm
H Recovered Dia. Max. b (imperial) 1.73"
H Recovered Dia. Max. b (metric) 44.4mm
H Supplied Dia. Min. a (imperial) 2.57"
H Supplied Dia. Min. a (metric) 66mm
HW ± 20 % 3.8mm
HW ± 20% .15"
J Recovered Dia. Max. b (imperial) .79"
J Recovered Dia. Max. b (metric) 20.3mm
J Supplied Dia. Min. a (imperial) 2.57"
J Supplied Dia. Min. a (metric) 66mm
JW ± 20 % 3.8mm
JW ± 20% .15"
Max. R 3.12"
P ± 10 % 150mm
P ± 10% 5.85"
R max. 80mm
S Nominal Length (imperial) 1.88"
S Nominal Length (metric) 48.3mm
Tensile Strength 13MPa
Tube Shape Bottle
Adhesive WM250
Dielectric Strength (metric) 14kV/mm
Dielectric Strength test method ASTM D2671
Flammability ASTM D635
Hazardous Goods No
Material PO-X
Material Polyolefin, cross-linked (PO-X)
Min. Shrink Temperature +275 °F (+135 °C)
Nato number / cage code 5970-12-197-1957
Operating Temperature -67°F to +275°F (-55°C to +135°C)
REACH Conformity No
ROHS Compliant Yes
GTIN-13 / EAN 5022660417559
Packaging 1 - Weight (kg) 0.185001kg
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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