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  • Extension springs with turnable bolt — a helical steel extension spring with a turnable bolt hook at one end

  • 6440

    Extension spring with turnable bolt ESTB 2.5X17X115

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Dimensions and characteristics

dWire diameter
2.5 mm
DoOuter diameter
17 mm
L0Unloaded length
115 mm
d2Thread
M6
RSpringrate
3.8 N/mm
LnLength for dynamic load
182 mm
FnForce at Ln
289 N
F0Initial Force
34 N
NvActive coils
34
Technical drawing of Extension springs with turnable bolt showing key dimensions and measurements