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3781CS - 0.88 Inch High Carbon Compression Springs

Inventory Status
Estimated Lead Time

The 3781CS is a regular compression spring manufactured by Century Spring. It is made from High Carbon material and has a zinc finish. This spring has a wire diameter of 0.0625 inches, an outside diameter of 0.39 inches, and a free length of 0.88 inches. It has a spring rate of 100 lbs/inch and a maximum load of 21 Pound Force. The ends of the 3781CS are closed and ground. With a solid length of 0.5 Inch and a total of 8 coils, this standard compression spring is suitable for various applications.

At Century Spring, we understand the importance of fast shipping and a reliable stock inventory. That's why we offer both. Our products, including the 3781CS, are proudly made in the United States, ensuring high quality and precision. With our fast shipping and extensive stock, we strive to provide our customers with the springs they need, when they need them. Trust Century Spring for all your spring needs.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish Zinc
Free Length 0.88 in
Inside Diameter 0.265 in
Material Spring Steel
Outside Diameter 0.39 in
Part Type Standard
Rate 100 lbs/in
SKU 3781CS
Solid Length 0.5 in
Suggested Max Deflection 0.21 in
Suggested Max Load 21 lbf
Total Coils 8
Wire Diameter 0.0625 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish Zinc
Free Length 22.35 mm
Inside Diameter 6.73 mm
Material Spring Steel
Outside Diameter 9.91 mm
Part Type Standard
Rate 17.51 N/mm
SKU 3781CS
Solid Length 12.7 mm
Suggested Max Deflection 5.33 mm
Suggested Max Load 93.41 N
Total Coils 8
Wire Diameter 1.59 mm