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D-7CS - 4 Inch Oil Tempered Die Springs

The D-7CS is a medium duty compression spring manufactured by Century Spring. It is made from oil tempered material and has a standard measurement unit. This spring has a free length of 4 inches and a hole size of 0.5625 inches. The wire diameter is 0.125 inches, with a maximum wire diameter of 0.062 inches. It has a deflection for average life of 1 inch and an average life deflection force of 64 pounds. The maximum deflection is 1.6 inches, with a maximum deflection force of 102 pounds. The spring rate is 64 lbs/inch and the rod size is 0.25 inches. The D-7CS is part of the Springs - Die - Chrome family, with no finish applied. Century Spring ensures that our customers receive their springs quickly with our fast shipping and significant stock inventory. All of our products, including the D-7CS, are proudly made in the United States.

Unit System
Specs (in standard)
Label Value
Average Life Deflection Force 64 lb
Brand Century Spring
Deflection For Average Life 1 in
Duty Load Medium
Finish None
Free Length 4 in
Hole Size 0.5625 in
Material Oil Tempered
Maximum Deflection 1.6 in
Maximum Deflection Force 102 lb
Measurement Units Standard
Rate 64 lbs/in
Rod Size 0.25 in
SKU D-7CS
Wire Diameter 0.125 in x 0.062 in
Specs (in metric)
Label Value
Average Life Deflection Force 29.02 kg
Brand Century Spring
Deflection For Average Life 25.4 mm
Duty Load Medium
Finish None
Free Length 101.6 mm
Hole Size 14.29 mm
Material Oil Tempered
Maximum Deflection 40.64 mm
Maximum Deflection Force 46.26 kg
Measurement Units Standard
Rate 7231.03 N/mm
Rod Size 6.35 mm
SKU D-7CS
Wire Diameter 3.18 mm x 1.57 mm