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B6-28CS - 1.72 Inch Music Wire Extension Springs

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Estimated Lead Time

The B6-28CS is a regular extension spring manufactured by Century Spring. It is made from high-quality Music Wire and has a sleek, uncoated finish. This spring has a wire diameter of 0.03 inches, an outer diameter of 0.234 inches, and a free length of 1.72 inches. It has an initial tension of 0.8 Pound and a maximum deflection of 1.8 inches. With a maximum load capacity of 5.9 Pound Force, this extension spring is reliable and durable for various applications. The B6-28CS features machine hook ends, making it easy to install and secure.

At Century Spring, we prioritize customer satisfaction and efficiency. We offer fast shipping and maintain a significant stock inventory to ensure that our customers receive their springs promptly. Our products, including the B6-28CS, are proudly made in the United States. With our reliable shipping and ample supply, Century Spring guarantees that you can depend on our high-quality springs for your projects.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.8 lb
Length 1.72 in
Material Music Wire
Outside Diameter 0.234 in
Part Type Standard
Rate 2.8 lbs/in
SKU B6-28CS
Sugg Max Deflection 1.8 in
Sugg Max Load 5.9 lbf
Wire Diameter 0.03 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.36 kg
Length 43.69 mm
Material Music Wire
Outside Diameter 5.94 mm
Part Type Standard
Rate 0.49 N/mm
SKU B6-28CS
Sugg Max Deflection 45.72 mm
Sugg Max Load 26.24 N
Wire Diameter 0.76 mm