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D-9120521CS - 1.25 Inch Chrome Silicon Die Springs

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The D-9120521CS is a medium duty compression spring manufactured by Century Spring. This chrome silicon spring has a blue finish and a wire diameter of 0.155 inches. It has a free length of 1.25 Inch and a maximum deflection of 0.47 inches. With a deflection force of 123 Pound and a spring rate of 389 lbs/inch, this spring is suitable for various applications. It has a hole size of 0.75 Inch and a rod size of 0.375 inches. The D-9120521CS is designed for reliable performance and has a long average life deflection of 0.38 Inch with a force of 147 Pound. Century Spring takes pride in offering fast shipping and maintaining a significant stock inventory. Our springs, including the D-9120521CS, are proudly made in the United States, ensuring high quality and prompt delivery for your projects.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Duty Load Medium
Finish None
Finish Color Blue
Free Length 1.25 in
Hole Size 0.75 in
Material Chrome Silicon
Measurement Units Standard
Rate 389 lbs/in
Rod Size 0.375 in
SKU D-9120521CS
Wire Diameter 0.155 in x 0.098 in
Specs (in metric)
Label Value
Brand Century Spring
Duty Load Medium
Finish None
Finish Color Blue
Free Length 31.75 mm
Hole Size 19.05 mm
Material Chrome Silicon
Measurement Units Standard
Rate 68.11 N/mm
Rod Size 9.53 mm
SKU D-9120521CS
Wire Diameter 3.94 mm x 2.49 mm