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  • An Extension Spring with Turnable Bolt

  • 6447

    Extension spring with turnable bolt ESTB 2.5X20X85

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Dimensions and characteristics

dWire diameter
2.5 mm
DoOuter diameter
20 mm
L0Unloaded length
85 mm
d2Thread
M6
RSpringrate
3.4 N/mm
LnLength for dynamic load
150 mm
FnForce at Ln
250 N
F0Initial Force
29 N
NvActive coils
22
Dimensions of an Extension Spring with Turnable Bolt