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545CS - 2.66 Inch High Carbon Steel Extension Springs

The 545CS is a regular extension spring manufactured by Century Spring. It is made from High Carbon steel and features a zinc finish for added durability. With a wire diameter of 0.072 inch and an outside diameter of 0.5 inches, this spring has a free length of 2.66 inches. It has an initial tension of 6 pounds, a maximum deflection of 1.1 inches, and a maximum load capacity of 25 pound force. The 545CS is a left-hand wound spring with full loop ends. It has a spring rate of 17 inches per pound, making it 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, which is why we strive to ship our products promptly. With our significant stock, including the 545CS, customers can rely on us to have the springs they need readily available. Furthermore, all of our springs are proudly made in the United States, ensuring high-quality craftsmanship and supporting local manufacturing. Choose Century Spring for reliable shipping, ample supply, and top-notch springs for your projects.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish Zinc
Initial Tension 6 lb
Length 2.66 in
Material High Carbon Steel
Outside Diameter 0.5 in
Part Type Standard
Rate 17 lbs/in
SKU 545CS
Sugg Max Deflection 1.1 in
Sugg Max Load 25 lbf
Wind Direction Left
Wire Diameter 0.072 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish Zinc
Initial Tension 2.72 kg
Length 67.56 mm
Material High Carbon Steel
Outside Diameter 12.7 mm
Part Type Standard
Rate 2.98 N/mm
SKU 545CS
Sugg Max Deflection 27.94 mm
Sugg Max Load 111.2 N
Wind Direction Left
Wire Diameter 1.83 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $4.17
50 - 149 $3.97
150 - 299 $3.76
300 - 499 $3.55
500 - 749 $3.13
750 - 999 $2.72
1000+ Call for price