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80528CS - 4 Inch Music Wire Extension Springs

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

The 80528CS is a regular extension spring from Century Spring. It is made from Music Wire and has a natural finish. This spring has a wire diameter of 0.045 inches, an outer diameter of 0.359 inches, and a free length of 4 inches. It has an initial tension of 1 Pound and a maximum deflection of 4.5 inches. The 80528CS has a spring rate of 2.4 lbs/inch and can handle a maximum load of 12 Pound Force. It has full loop ends. The 80528CS is a standard extension spring commonly used in various applications.

At Century Spring, we pride ourselves on offering fast shipping and maintaining a significant stock inventory. Our products, including the 80528CS, are proudly made in the United States. With our reliable shipping and ample supply, Century Spring ensures that customers can quickly receive the springs they need for their projects.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 1 lb
Length 4 in
Material Music Wire
Outside Diameter 0.359 in
Part Type Standard
Rate 2.4 lbs/in
SKU 80528CS
Sugg Max Deflection 4.5 in
Sugg Max Load 12 lbf
Wind Direction Left
Wire Diameter 0.045 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 0.45 kg
Length 101.6 mm
Material Music Wire
Outside Diameter 9.12 mm
Part Type Standard
Rate 0.42 N/mm
SKU 80528CS
Sugg Max Deflection 114.3 mm
Sugg Max Load 53.38 N
Wind Direction Left
Wire Diameter 1.14 mm