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D-1220CS - 3.50 Inch Chrome Alloy Die Springs

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Estimated Lead Time

The D-1220CS is a medium duty compression spring manufactured by Century Spring. This spring is made from chrome alloy and has a red finish color. It has a wire diameter of 0.117 inch and a maximum wire diameter of 0.081 inches. The free length of the spring is 3.5 inches, and it has a hole size of 0.625 inches. The deflection for average life is 0.7 inches, with an average life deflection force of 60 pounds. For long life, the deflection is 0.88 inches, and the long life deflection force is 74 pounds. The maximum deflection of the spring is 1.3 inches, with a maximum deflection force of 110 pounds. The rate of the spring is 85 lbs/inch, and the rod size is 0.3428 inches. The shipping weight of the spring is 0.0814 pound.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. Our products, including the D-1220CS, are made right here 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 60 lb
Brand Century Spring
Deflection For Average Life 0.7 in
Deflection For Long Life 0.88 in
Duty Load Medium
Finish None
Finish Color Red
Free Length 3.5 in
Hole Size 0.625 in
Long Life Deflection Force 74 lb
Material Chrome Alloy
Maximum Deflection 1.3 in
Maximum Deflection Force 110 lb
Measurement Units Standard
Rate 85 lbs/in
Rod Size 0.3428 in
SKU D-1220CS
Wire Diameter 0.117 in x 0.081 in
Specs (in metric)
Label Value
Average Life Deflection Force 27.21 kg
Brand Century Spring
Deflection For Average Life 17.78 mm
Deflection For Long Life 22.35 mm
Duty Load Medium
Finish None
Finish Color Red
Free Length 88.9 mm
Hole Size 15.88 mm
Long Life Deflection Force 33.56 kg
Material Chrome Alloy
Maximum Deflection 33.02 mm
Maximum Deflection Force 49.89 kg
Measurement Units Standard
Rate 9603.71 N/mm
Rod Size 8.71 mm
SKU D-1220CS
Wire Diameter 2.97 mm x 2.06 mm