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D-9121611CS - 4 Inch Chrome Silicon Die Springs

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The D-9121611CS is a chrome silicon spring manufactured by Century Spring. This light duty spring has a free length of 4 inches and a hole size of 0.75 inches. It has a wire diameter of 0.155 inches and can withstand a maximum deflection force of 109 pounds. The deflection for average life is 1 inches, with an average life deflection force of 68 pounds. For long life, the deflection is 1.2 inches, with a deflection force of 82 pounds. The D-9121611CS has a rod size of 0.375 inches and a spring rate of 68 lbs/inch. It weighs 0.144 pounds and is made using high-quality chrome silicon material. Century Spring ensures that this spring meets standard measurement units and is suitable for various applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery, and that's why we prioritize efficient shipping methods. Additionally, our significant stock inventory allows us to fulfill orders promptly and ensures that our customers have access to the springs they need when they need them. Furthermore, we are proud to say that all of our products, including the D-9121611CS, are made in the United States. By manufacturing locally, we maintain strict quality control standards and support the domestic economy. Choose Century Spring for reliable shipping, ample stock, and high-quality springs made in the United States.

Unit System
Specs (in standard)
Label Value
Average Life Deflection Force 68 lb
Brand Century Spring
Deflection For Average Life 1 in
Deflection For Long Life 1.2 in
Duty Load Light
Finish None
Finish Color Green
Free Length 4 in
Hole Size 0.75 in
Long Life Deflection Force 82 lb
Material Chrome Silicon
Maximum Deflection 1.61 in
Maximum Deflection Force 109 lb
Measurement Units Standard
Rate 68 lbs/in
Rod Size 0.375 in
SKU D-9121611CS
Wire Diameter 0.155 in x 0.082 in
Specs (in metric)
Label Value
Average Life Deflection Force 30.84 kg
Brand Century Spring
Deflection For Average Life 25.4 mm
Deflection For Long Life 30.48 mm
Duty Load Light
Finish None
Finish Color Green
Free Length 101.6 mm
Hole Size 19.05 mm
Long Life Deflection Force 37.19 kg
Material Chrome Silicon
Maximum Deflection 40.89 mm
Maximum Deflection Force 49.43 kg
Measurement Units Standard
Rate 7682.97 N/mm
Rod Size 9.53 mm
SKU D-9121611CS
Wire Diameter 3.94 mm x 2.08 mm