138CS - 8.50 Inch High Carbon Steel Extension Springs
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The 138CS is a regular extension spring manufactured by Century Spring. It is made from High Carbon steel and features a zinc finish. This spring has a wire diameter of 0.08 inches, an outside diameter of 0.875 inches, and a free length of 8.5 inches. It has an initial tension of 3 pounds and a maximum deflection of 12 inches. The 138CS has a spring rate of 1.3 lbs/inch and a maximum load of 18 pound force. It has machine hooks on both ends for easy installation. This regular extension spring is suitable for various applications.
At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of timely delivery and ensuring that our customers have access to the springs they need. As a proud United States manufacturer, we are committed to producing high-quality products like the 138CS. With our efficient shipping processes and ample supply, Century Spring is the go-to choice for all your spring needs.


Label | Value |
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Brand | Century Spring |
Ends | Machine Hook |
Finish | Zinc |
Initial Tension | 3 lb |
Length | 8.5 in |
Material | High Carbon Steel |
Outside Diameter | 0.875 in |
Part Type | Standard |
Rate | 1.3 lbs/in |
SKU | 138CS |
Sugg Max Deflection | 12 in |
Sugg Max Load | 18 lbf |
Wind Direction | Left |
Wire Diameter | 0.08 in |
Label | Value |
---|---|
Brand | Century Spring |
Ends | Machine Hook |
Finish | Zinc |
Initial Tension | 1.36 kg |
Length | 215.9 mm |
Material | High Carbon Steel |
Outside Diameter | 22.23 mm |
Part Type | Standard |
Rate | 0.23 N/mm |
SKU | 138CS |
Sugg Max Deflection | 304.8 mm |
Sugg Max Load | 80.06 N |
Wind Direction | Left |
Wire Diameter | 2.03 mm |