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5151CS - 0.50 Inch Music Wire Extension Springs

Inventory Status
Limited Availability
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours

The 5151CS 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 0.012 inches, an outside diameter of 0.172 inches, and a free length of 0.5 inches. It has an initial tension of 0.03 pound and a maximum deflection of 1.1 inches. The 5151CS has a spring rate of 0.49 lbs/inch and a maximum load of 0.58 pound force. It features full loop ends and is suitable for various extension spring applications.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of timely delivery, which is why we ensure that our customers receive their orders promptly. Additionally, our significant stock inventory allows us to meet the demands of our customers without delay. All of our springs, including the 5151CS, are proudly manufactured in the United States. We are committed to providing high-quality products that are both reliable and made with precision.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish Zinc
Initial Tension 0.03 lb
Length 0.5 in
Material Music Wire
Outside Diameter 0.172 in
Part Type Standard
Rate 0.49 lbs/in
SKU 5151CS
Sugg Max Deflection 1.1 in
Sugg Max Load 0.58 lbf
Wind Direction Left
Wire Diameter 0.012 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish Zinc
Initial Tension 0.01 kg
Length 12.7 mm
Material Music Wire
Outside Diameter 4.37 mm
Part Type Standard
Rate 0.09 N/mm
SKU 5151CS
Sugg Max Deflection 27.94 mm
Sugg Max Load 2.58 N
Wind Direction Left
Wire Diameter 0.3 mm