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Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours

Regular extension spring in Music Wire. This spring features an O.D. of 1 Inch and an initial tension of 5 Pound.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 81013
Ends Full Loop
Finish None
Initial Tension 10 lb
Length 9 in
Material Music Wire
Outside Diameter 1 in
Part Type Standard
Rate 5.8 lbs/in
SKU 81013CS
Sugg Max Deflection 9.1 in
Sugg Max Load 58 lbf
Wind Direction Left
Wire Diameter 0.115 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 81013
Ends Full Loop
Finish None
Initial Tension 4.54 kg
Length 228.6 mm
Material Music Wire
Outside Diameter 25.4 mm
Part Type Standard
Rate 1.02 N/mm
SKU 81013CS
Sugg Max Deflection 231.14 mm
Sugg Max Load 257.98 N
Wind Direction Left
Wire Diameter 2.92 mm