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D-1121CS - 4 Inch Chrome Alloy Die Springs

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The D-1121CS is a chrome alloy die spring manufactured by Century Spring. It is a light duty spring with a blue finish and a free length of 4 inches. The hole size is 0.625 inches. This spring has a deflection for average life of 1.6 inches, with an average life deflection force of 70 pounds. For long life, it has a deflection of 1 inch and a deflection force of 44 pounds. The maximum deflection is 2 inches, with a maximum deflection force of 88 pounds. The wire diameter is 0.109 inches, and the maximum wire diameter is 0.069 inches. The rod size is 0.3428 inches. It has a shipping weight of 0.067 pounds.

At Century Spring, we pride ourselves on fast shipping and a significant stock inventory. We understand the importance of timely delivery for our customers' projects. Our products, including the D-1121CS, are proudly made in the United States. With our reliable shipping and ample supply, Century Spring ensures that you can quickly receive the springs you need for your applications.

Unit System
Specs (in standard)
Label Value
Average Life Deflection Force 70 lb
Brand Century Spring
Deflection For Average Life 1.6 in
Deflection For Long Life 1 in
Duty Load Light
Finish None
Finish Color Blue
Free Length 4 in
Hole Size 0.625 in
Long Life Deflection Force 44 lb
Material Chrome Alloy
Maximum Deflection 2 in
Maximum Deflection Force 88 lb
Measurement Units Standard
Rate 44 lbs/in
Rod Size 0.3428 in
SKU D-1121CS
Wire Diameter 0.109 in x 0.069 in
Specs (in metric)
Label Value
Average Life Deflection Force 31.75 kg
Brand Century Spring
Deflection For Average Life 40.64 mm
Deflection For Long Life 25.4 mm
Duty Load Light
Finish None
Finish Color Blue
Free Length 101.6 mm
Hole Size 15.88 mm
Long Life Deflection Force 19.95 kg
Material Chrome Alloy
Maximum Deflection 50.8 mm
Maximum Deflection Force 39.91 kg
Measurement Units Standard
Rate 4971.33 N/mm
Rod Size 8.71 mm
SKU D-1121CS
Wire Diameter 2.77 mm x 1.75 mm