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Century Spring

81109CS - 3.5 Inch Music Wire Extension Spring

Inventory Status
Estimated Lead Time

Regular extension spring in Music Wire. This spring features an O.D. of 1.25 Inch and an initial tension of 4 Pound.

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 81109
Ends Full Loop
Finish None
Initial Tension 4 lb
Length 3.5 in
Material Music Wire
Outside Diameter 1.25 in
Part Type Standard
Rate 16 lbs/in
SKU 81109CS
Sugg Max Deflection 2.7 in
Sugg Max Load 47 lbf
Wind Direction Left
Wire Diameter 0.115 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 81109
Ends Full Loop
Finish None
Initial Tension 1.81 kg
Length 88.9 mm
Material Music Wire
Outside Diameter 31.75 mm
Part Type Standard
Rate 2.8 N/mm
SKU 81109CS
Sugg Max Deflection 68.58 mm
Sugg Max Load 209.06 N
Wind Direction Left
Wire Diameter 2.92 mm

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