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5905CS - 2.75 Inch Spring Steel Extension Springs

The 5905CS is a regular extension spring manufactured by Century Spring. It is made from spring steel with a zinc finish. This spring has a wire diameter of 0.075 inches, an outer diameter of 1 inches, and a free length of 2.75 inches. It has an initial tension of 1 Pound and a maximum deflection of 4.4 inches. The 5905CS has a spring rate of 2.7 inches per pound and a maximum load of 13 Pound Force. It features full loop ends, providing secure attachment. The 5905CS is a reliable extension spring suitable for various applications.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of quick turnaround times for our customers, which is why we strive to ship orders promptly. Additionally, our significant stock inventory ensures that we have the springs you need readily available. We are proud to manufacture our products, including the 5905CS, in the United States, ensuring high-quality craftsmanship and supporting local manufacturing. With Century Spring, you can count on efficient shipping, ample supply, and superior American-made springs for your projects.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish Zinc
Initial Tension 1 lb
Length 2.75 in
Material Spring Steel
Outside Diameter 1 in
Part Type Standard
Rate 2.7 lbs/in
SKU 5905CS
Sugg Max Deflection 4.4 in
Sugg Max Load 13 lbf
Wind Direction Left
Wire Diameter 0.075 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish Zinc
Initial Tension 0.45 kg
Length 69.85 mm
Material Spring Steel
Outside Diameter 25.4 mm
Part Type Standard
Rate 0.47 N/mm
SKU 5905CS
Sugg Max Deflection 111.76 mm
Sugg Max Load 57.82 N
Wind Direction Left
Wire Diameter 1.91 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $5.00
50 - 149 $4.75
150 - 299 $4.50
300 - 499 $4.25
500 - 749 $3.75
750 - 999 $3.25
1000+ Call for price