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BB-6311CS - 1075 Steel Disc Springs

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The BB-6311CS is a ball bearing spring manufactured by Century Spring. This spring is made from 1075 steel and does not have a finish. It has an inside diameter of 2.972 inches and a thickness of 0.049 inches. The outside diameter is 4.685 inches and the height is 0.11 inches. The deflection at 75% height is 0.046 inches and it can withstand a load of 73 pounds at this height. The BB-6311CS is a high-quality spring suitable for various applications.

At Century Spring, we pride ourselves on fast shipping and maintaining a significant stock inventory. Our springs, including the BB-6311CS, are proudly made in the United States. With our reliable shipping and ample supply, we ensure that customers can quickly receive the springs they need for their projects.

Download CAD
Unit System
Specs (in standard)
Label Value
Ball Bearing Size 6311
Brand Century Spring
Deflection at 75% Height 0.046 in
Finish None
Inside Diameter 2.972 in
Load at 75% Height 73 lb
Material 1075 Steel
Measurement Units Standard
Outside Diameter 4.685 in
Outside Height 0.11 in
SKU BB-6311CS
T 0.049 in
Specs (in metric)
Label Value
Ball Bearing Size 6311
Brand Century Spring
Deflection at 75% Height 1.17 mm
Finish None
Inside Diameter 75.49 mm
Load at 75% Height 33.11 kg
Material 1075 Steel
Measurement Units Standard
Outside Diameter 119 mm
Outside Height 2.79 mm
SKU BB-6311CS
T 1.24 mm