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UU-39CS - 1.78 Inch Spring Steel Compression Springs

Inventory Status
Estimated Lead Time

The UU-39CS is a regular compression spring manufactured by Century Spring. It is made from Spring Steel and has a zinc finish. This spring has a wire diameter of 0.157 inches, an outer diameter of 1.109 inches, and a free length of 1.78 inches. It has a spring rate of 184 lbs/inch and a maximum load of 102 Pound Force. The UU-39CS is a closed and ground-end spring. It consists of 7.5 total coils and has a solid length of 1.18 inches. This standard compression spring is suitable for various applications.

At Century Spring, we offer fast shipping and maintain a significant stock inventory. Our products, including the UU-39CS, are proudly made 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.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish Zinc
Free Length 1.78 in
Inside Diameter 0.795 in
Material Spring Steel
Outside Diameter 1.109 in
Part Type Standard
Rate 184 lbs/in
SKU UU-39CS
Solid Length 1.18 in
Suggested Max Deflection 0.56 in
Suggested Max Load 102 lbf
Total Coils 7.5
Wire Diameter 0.157 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish Zinc
Free Length 45.21 mm
Inside Diameter 20.19 mm
Material Spring Steel
Outside Diameter 28.17 mm
Part Type Standard
Rate 32.22 N/mm
SKU UU-39CS
Solid Length 29.97 mm
Suggested Max Deflection 14.22 mm
Suggested Max Load 453.7 N
Total Coils 7.5
Wire Diameter 3.99 mm