03/07/2026

Heat Shrink Molded Shapes, For 4-core cables, -55 °C to +135 °C, 60.0/25.4mm, for ⌀32.32-53.08 mm, PO-X, BK, 1/bag


Art.-No. 404-37001

| 437-1-B7-PO-X-BK

 | 

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  • Easy, time-saving insulation of cable branch point where it splits into single wires.
  • Made of tough, cross-linked, Polyolefin.
  • Adhesive to relieve mechanical tension in cable harnesses.


Brand Family HELASHRINK
Color Black (BK)
Description Helashrink 400 series features branching parts that are used for easy, time-saving insulation of the branch point of a cable where it is split into single wires. They are manufactured from a tough cross-linked flame retarded polyolefin. Branching parts with adhesive also serve to relieve the mechanical tension in cable harnesses whilst providing excellent IP ratings.
PART DESCRIPTION 437-1-B7-PO-X-BK
Packaging Type bag
Part No. 404-37001
Product family Insulation
Short Desc. Heat Shrink Molded Shapes, For 4-core cables, -55 °C to +135 °C, 60.0/25.4mm, for ⌀32.32-53.08 mm, PO-X, BK, 1/bag
Type 437-1-B7
Flexibility Semi rigid
For Object Outside Diameter 32.32-53.08 mm
H Recovered Dia. Max. b (imperial) 0.99"
H Recovered Dia. Max. b (metric) 25.4mm
H Supplied Dia. Min. a (imperial) 2.34"
H Supplied Dia. Min. a (metric) 60.0mm
HW ± 20 % 4.5mm
HW ± 20% .18"
J Recovered Dia. Max. b (imperial) .35"
J Recovered Dia. Max. b (metric) 8.9mm
J Supplied Dia. Min. a (imperial) 1.01"
J Supplied Dia. Min. a (metric) 26.0mm
JW ± 20 % 4.5mm
JW ± 20% .18"
P ± 10 % 240.0mm
P ± 10% 9.36"
S Nominal Length (imperial) 1.68"
S Nominal Length (metric) 43.0mm
Shrink Ratio up to 3:1
Tube Shape Multi-Outlet
Dielectric Strength 14kV/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

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