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S-991CS - 2.63 Inch 302/304 Stainless Steel Compression Springs

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The S-991CS is a regular compression spring manufactured by Century Spring. This spring is made from 302/304 stainless steel and has a wire diameter of 0.088 inches. It has an outside diameter of 1.593 Inch and a free length of 2.63 inches. The S-991CS has a spring rate of 7.3 lbs/inch and a maximum load of 14 Pound Force. With its closed and ground ends, this spring is designed for optimal performance. It consists of 5 total coils and has a solid length of 0.44 inches. The S-991CS is a reliable compression spring suitable for a wide range of applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery, which is why we strive to fulfill orders promptly. Our products, including the S-991CS, are proudly made in the United States. With our commitment to quality and efficiency, customers can trust Century Spring to provide the springs they need for their projects, quickly and reliably.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish None
Free Length 2.63 in
Inside Diameter 1.417 in
Material 302/304 Stainless Steel
Outside Diameter 1.593 in
Part Type Standard
Rate 7.3 lbs/in
SKU S-991CS
Solid Length 0.44 in
Suggested Max Deflection 1.9 in
Suggested Max Load 14 lbf
Total Coils 5
Wire Diameter 0.088 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish None
Free Length 66.8 mm
Inside Diameter 35.99 mm
Material 302/304 Stainless Steel
Outside Diameter 40.46 mm
Part Type Standard
Rate 1.28 N/mm
SKU S-991CS
Solid Length 11.18 mm
Suggested Max Deflection 48.26 mm
Suggested Max Load 62.27 N
Total Coils 5
Wire Diameter 2.24 mm