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D-9120421CS - 1 Inch Chrome Silicon Die Springs

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The D-9120421CS is a medium-duty compression spring manufactured by Century Spring. It is made from Chrome Silicon material, known for its durability and reliability. This spring has a wire diameter of 0.155 Inch and a maximum wire diameter of 0.098 inches. It has a free length of 1 Inch and a hole size of 0.75 inches. The deflection for average life is 0.25 Inch with an average life deflection force of 127 Pound. The deflection for long life is 0.3 Inch with a long life deflection force of 152 Pound. The maximum deflection is 0.37 Inch with a maximum deflection force of 190 Pound. This spring has a spring rate of 515 lbs/inch and a rod size of 0.375 inches. The D-9120421CS is a standard medium-duty compression spring suitable for various applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of getting the right springs quickly, which is why we offer reliable shipping services. Plus, with our significant stock inventory, including the D-9120421CS, you can count on us to have the springs you need in stock. We are also proud to mention that all our springs are made in the United States, ensuring high-quality and supporting local manufacturing. Trust Century Spring for your spring needs, and experience our efficient shipping and ample supply firsthand.

Unit System
Specs (in standard)
Label Value
Average Life Deflection Force 127 lb
Brand Century Spring
Deflection For Average Life 0.25 in
Deflection For Long Life 0.3 in
Duty Load Medium
Finish None
Finish Color Blue
Free Length 1 in
Hole Size 0.75 in
Long Life Deflection Force 152 lb
Material Chrome Silicon
Maximum Deflection 0.37 in
Maximum Deflection Force 190 lb
Measurement Units Standard
Rate 515 lbs/in
Rod Size 0.375 in
SKU D-9120421CS
Wire Diameter 0.155 in x 0.098 in
Specs (in metric)
Label Value
Average Life Deflection Force 57.6 kg
Brand Century Spring
Deflection For Average Life 6.35 mm
Deflection For Long Life 7.62 mm
Duty Load Medium
Finish None
Finish Color Blue
Free Length 25.4 mm
Hole Size 19.05 mm
Long Life Deflection Force 68.93 kg
Material Chrome Silicon
Maximum Deflection 9.4 mm
Maximum Deflection Force 86.17 kg
Measurement Units Standard
Rate 58187.19 N/mm
Rod Size 9.53 mm
SKU D-9120421CS
Wire Diameter 3.94 mm x 2.49 mm