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B3-2CS - 0.67 Inch Music Wire Extension Springs

Inventory Status
Estimated Lead Time

The B3-2CS is a regular extension spring manufactured by Century Spring. It is made from Music Wire and has a zinc finish. This spring has a wire diameter of 0.015 inches, an outer diameter of 0.156 inches, and a free length of 0.67 inches. It has an initial tension of 0.1 Pound and a maximum deflection of 1.3 inches. The B3-2CS has a spring rate of 0.78 lbs/inch and can withstand a maximum load of 1.1 Pound Force. It is a full loop spring, meaning the ends are fully closed. The B3-2CS is a standard extension spring suitable for various applications.

At Century Spring, we pride ourselves on fast shipping and maintaining a significant stock inventory. Our products, including the B3-2CS, 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 Full Loop
Finish Zinc
Initial Tension 0.1 lb
Length 0.67 in
Material Music Wire
Outside Diameter 0.156 in
Part Type Standard
Rate 0.78 lbs/in
SKU B3-2CS
Sugg Max Deflection 1.3 in
Sugg Max Load 1.1 lbf
Wind Direction Left
Wire Diameter 0.015 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish Zinc
Initial Tension 0.05 kg
Length 17.02 mm
Material Music Wire
Outside Diameter 3.96 mm
Part Type Standard
Rate 0.14 N/mm
SKU B3-2CS
Sugg Max Deflection 33.02 mm
Sugg Max Load 4.89 N
Wind Direction Left
Wire Diameter 0.38 mm