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5526CS - 3.25 Inch Spring Steel Extension Springs

The 5526CS is a regular extension spring manufactured by Century Spring. It is made from spring steel and has a zinc finish. This spring has a wire diameter of 0.041 Inch and an outside diameter of 0.312 inches. It has a free length of 3.25 Inch and an initial tension of 2 Pound. The 5526CS can handle a maximum deflection of 2.1 Inch and has a maximum load capacity of 8.1 Pound Force. It features double loop ends and has a spring rate of 3.1 inches per pound. This standard extension spring is suitable for various applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery, and that's why we ensure that our products, including the 5526CS, are readily available for our customers. Additionally, all of our springs are proudly made in the United States. With Century Spring, you can rely on efficient shipping and high-quality American-made springs to meet your project needs.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Double Loop
Finish Zinc
Initial Tension 2 lb
Length 3.25 in
Material Spring Steel
Outside Diameter 0.312 in
Part Type Standard
Rate 3.1 lbs/in
SKU 5526CS
Sugg Max Deflection 2.1 in
Sugg Max Load 8.1 lbf
Wind Direction Left
Wire Diameter 0.041 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Double Loop
Finish Zinc
Initial Tension 0.91 kg
Length 82.55 mm
Material Spring Steel
Outside Diameter 7.92 mm
Part Type Standard
Rate 0.54 N/mm
SKU 5526CS
Sugg Max Deflection 53.34 mm
Sugg Max Load 36.03 N
Wind Direction Left
Wire Diameter 1.04 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $3.33
50 - 149 $3.17
150 - 299 $3.00
300 - 499 $2.84
500 - 749 $2.50
750 - 999 $2.17
1000+ Call for price