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E-40CS - Carbon Steel Long Length Extension Springs

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

The E-40CS is an extension spring manufactured by Century Spring. It is made from carbon steel and has a length of 36 inches. This spring has an outside diameter of 0.875 inches and a wire diameter of 0.105 inches. It has an initial tension of 12 pounds and a maximum load of 37 pound force. The spring rate is 1.12 inches per pound. With its long length and durable construction, the E-40CS extension spring is ideal for a variety of applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery, so we strive to ensure that our customers receive their springs quickly. Additionally, all of our products, including the E-40CS, are proudly made in the United States. You can trust Century Spring for reliable, high-quality springs that meet your specific needs.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Finish None
Initial Tension
(Approx.)
12 lb
Length 36 in
Material Carbon Steel
Max Load
(Suggested)
37 lbf
Measurement Units Standard
Outside Diameter 0.875 in
Rate (Constant) 1.12 lbs
SKU E-40CS
Wire Diameter 0.105 in
Specs (in metric)
Label Value
Brand Century Spring
Finish None
Initial Tension
(Approx.)
5.44 kg
Length 914.4 mm
Material Carbon Steel
Max Load
(Suggested)
164.58 N
Measurement Units Standard
Outside Diameter 22.23 mm
Rate (Constant) 0.2 N/mm
SKU E-40CS
Wire Diameter 2.67 mm