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  • Extension springs with turnable loops — a helical steel extension spring with turnable loop hooks at each end

  • 3831

    Extension spring with turnable loops ESTL 2.5X20X140

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Dimensions and characteristics

dWire diameter
2.5 mm
DoOuter diameter
20 mm
L0Unloaded length
140 mm
aInner dia of loop
12 mm
RSpringrate
2.2 N/mm
FnForce at Ln
251 N
LnPermitted loaded length for static load
241 mm
F0Initial Force
29 N
NvActive coils
34
Technical drawing of Extension springs with turnable loops showing key dimensions and measurements