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D-40CS - 6 Inch Oil Tempered Die Springs

The D-40CS is a medium duty compression spring manufactured by Century Spring. It is made from oil tempered material and has a wire diameter of 0.188 inches. This spring has a free length of 6 inches and a hole size of 0.875 inches. It has a maximum deflection of 2.4 inches and can withstand a maximum deflection force of 202 pounds. The D-40CS has a deflection for average life of 1.5 inches and an average life deflection force of 126 pounds. With a rate of 84 lbs/inch, this spring is suitable for various applications.

At Century Spring, we offer fast shipping and maintain a significant stock inventory. Our products, including the D-40CS, are proudly made in the United States. With our reliable shipping and ample supply, Century Spring ensures that customers can quickly receive the springs they need for their projects.

Unit System
Specs (in standard)
Label Value
Average Life Deflection Force 126 lb
Brand Century Spring
Deflection For Average Life 1.5 in
Duty Load Medium
Finish None
Free Length 6 in
Hole Size 0.875 in
Material Oil Tempered
Maximum Deflection 2.4 in
Maximum Deflection Force 202 lb
Measurement Units Standard
Rate 84 lbs/in
Rod Size 0.4375 in
SKU D-40CS
Wire Diameter 0.188 in x 0.109 in
Specs (in metric)
Label Value
Average Life Deflection Force 57.14 kg
Brand Century Spring
Deflection For Average Life 38.1 mm
Duty Load Medium
Finish None
Free Length 152.4 mm
Hole Size 22.23 mm
Material Oil Tempered
Maximum Deflection 60.96 mm
Maximum Deflection Force 91.61 kg
Measurement Units Standard
Rate 9490.73 N/mm
Rod Size 11.11 mm
SKU D-40CS
Wire Diameter 4.78 mm x 2.77 mm