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For more information, specifications and material details please visit the extension springs page.

Spring Specification

  • Ends: German loops, random position
  • Note: All Springmasters Extension Springs are right hand coiled.
  • Tolerances: All dimensions and forces conform to DIN 2095 (Grade 2) or BS 1726 Class B.

Extension Spring Formula

Material

  • Music Wire to DIN 17223, Class C. No.1.1200 or BS 1408 CR3.
  • Stainless Steel Wire to DIN 17224, No.1.14310 or BS 2056 302S26.

Surface Finish

  • Music Wire = Oiled
  • Stainless Steel = Self

Recommended Working Temps

  • Music Wire = 120°C (max.)
  • Stainless Steel = 300°C (max.)

Display Price: Per 100 unitsPer single unit Per 100 unitsPer single unit
NameMaterialWire Dia (mm)Outside Dia (mm)Free Length (mm)Rate N/mmPrice 1-11Price 12-24Price 25-49Price 50-99+Price 100-199Price 200-499Price 500+Price 1000+Buy