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4065CS - 27.30 Inch Spring Steel Extension Springs

Inventory Status
Estimated Lead Time

The 4065CS is a regular extension spring manufactured by Century Spring. It is made from spring steel and has a weight capacity of 87 pounds. This spring has a free length of 27.3 inches and an outside diameter of 1.593 inches. It has a wire diameter of 0.17 inches and a rate of 2.9 inch-pounds. The 4065CS is a double looped spring, meaning it has loops at both ends. With its durable construction and precise measurements, this extension spring is suitable for a variety of applications.

At Century Spring, we understand the importance of fast shipping and maintaining a significant stock inventory. That's why we pride ourselves on our quick delivery times and our abundant supply of springs. Our products, including the 4065CS, are proudly made in the United States, ensuring the highest quality and craftsmanship. Whether you need a single spring or a large quantity, you can count on Century Spring to provide you with the springs you need, when you need them.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Double Loop
Finish None
Initial Tension 16 lb
Length 27.3 in
Material Spring Steel
Outside Diameter 1.593 in
Part Type Standard
Rate 2.9 lbs/in
SKU 4065CS
Sugg Max Deflection 25 in
Sugg Max Load 87 lbf
Wind Direction Left
Wire Diameter 0.17 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Double Loop
Finish None
Initial Tension 7.26 kg
Length 693.42 mm
Material Spring Steel
Outside Diameter 40.46 mm
Part Type Standard
Rate 0.51 N/mm
SKU 4065CS
Sugg Max Deflection 635 mm
Sugg Max Load 386.98 N
Wind Direction Left
Wire Diameter 4.32 mm