4-Pack Nitinol Tension Springs

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$39.95 ea

39 In Stock
More Available – 8 weeks


  • Jameco Part no.: 357835
  • Manufacturer: Dynalloy
  • Manufacturer no.: 3-642
  • HTS code: 8544190000
  • Web Exclusive
# of units Price
1+ $39.95
5+ $35.95

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4-Pack Nitinol Tension Springs

When the springs are cool, they can be expanded or deformed to a length of about 5.5 inches (14cm) with a force of around 6N. It can contract to about 1.14 inches (29mm) overall length when heated, with a force of 8.4N and a current of 3 amps. Wire diameter of 750 micrometers activates between 55 and 85 degrees Celsius. For longer distance, use several in series, or numerous in parallel for increased force. The force and amperage numbers in this product are for demonstration purposes only, and they may differ according to your application.

Features

  • 350 gram hanging mass; will stretch to a length of 60mm
  • When heated to 70-80°C with 2A current, it will shorten to 1.18" and lift the mass
  • Coil outside diameter: 6mm
  • Wire diameter: 750µm
  • Comes in a pack of 4 springs


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Specification Value
Length1.14 in.
Wire Diameter750 µm
ResistanceN/A
Current Rating2000 mA
Deform Weight (g)3.14
Recovery Weight (g)N/A


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