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B11-49CS - 1.31 Inch Spring Steel Compression Springs

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Estimated Lead Time

The B11-49CS is a regular compression spring manufactured by Century Spring. It is made of spring steel and has a zinc finish. This spring has a wire diameter of 0.041 inches, an outer diameter of 0.281 inches, and a free length of 1.31 inches. It has a spring rate of 33 lbs/inch and a maximum load of 9.2 Pound Force. The B11-49CS is a closed and ground spring, meaning the ends are squared and finished. It is a standard compression spring suitable for various applications.

Century Spring offers fast shipping and maintains a significant stock inventory. We are proud to say that our springs, including the B11-49CS, are made in the United States. With our efficient 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 1.31 in
Inside Diameter 0.199 in
Material Spring Steel
Outside Diameter 0.281 in
Part Type Standard
Rate 33 lbs/in
SKU B11-49CS
Solid Length 0.45 in
Suggested Max Deflection 0.28 in
Suggested Max Load 9.2 lbf
Total Coils 11
Wire Diameter 0.041 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish Zinc
Free Length 33.27 mm
Inside Diameter 5.05 mm
Material Spring Steel
Outside Diameter 7.14 mm
Part Type Standard
Rate 5.78 N/mm
SKU B11-49CS
Solid Length 11.43 mm
Suggested Max Deflection 7.11 mm
Suggested Max Load 40.92 N
Total Coils 11
Wire Diameter 1.04 mm