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E-7CS - Carbon Steel Long Length Extension Springs

Inventory Status
Estimated Lead Time

The E-7CS is a long length extension spring manufactured by Century Spring. It is made from carbon steel and has a natural finish. This spring has a wire diameter of 0.023 inches, an outside diameter of 0.187 inches, and a length of 36 inches. It has an initial tension of 0.4 pound and a maximum load of 2.4 pound force. The E-7CS has a spring rate of 2.1 lbs/inch and is suitable for various applications requiring a long length extension spring.

Century Spring offers fast shipping and maintains a significant stock inventory. We are proud to manufacture our springs in the United States. With our efficient shipping and ample supply, Century Spring ensures that customers can quickly receive the springs they need for their projects.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Finish None
Initial Tension
(Approx.) 		0.4 lb
Length 36 in
Material Carbon Steel
Max Load
(Suggested) 		2.4 lbf
Measurement Units Standard
Outside Diameter 0.187 in
Rate (Constant) 2.1 lbs
SKU E-7CS
Wire Diameter 0.023 in
Specs (in metric)
Label Value
Brand Century Spring
Finish None
Initial Tension
(Approx.) 		0.18 kg
Length 914.4 mm
Material Carbon Steel
Max Load
(Suggested) 		10.68 N
Measurement Units Standard
Outside Diameter 4.75 mm
Rate (Constant) 0.37 N/mm
SKU E-7CS
Wire Diameter 0.58 mm