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181-BCS - 1.88 Inch Music Wire Extension Springs

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

The 181-BCS is a regular extension spring manufactured by Century Spring. It is made from Music Wire and features a zinc finish. This spring has a wire diameter of 0.018 inches, an outside diameter of 0.125 inches, and a free length of 1.88 inches. It has an initial tension of 0.4 Pound and a maximum deflection of 1.6 inches. With a maximum load capacity of 2.5 Pound Force, it is a reliable option for various applications. The 181-BCS is a left-wind spring with full loop ends. As a standard extension spring, it provides the necessary flexibility and strength for your projects.

At Century Spring, we understand the importance of fast shipping and a wide inventory. That's why we take pride in offering both. Our products, including the 181-BCS, are made in the United States, ensuring high-quality craftsmanship. With our efficient shipping process and ample stock, you can count on us to deliver the springs you need promptly. Trust Century Spring to provide reliable solutions for all your spring requirements.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish Zinc
Initial Tension 0.4 lb
Length 1.88 in
Material Music Wire
Outside Diameter 0.125 in
Part Type Standard
Rate 1.3 lbs/in
SKU 181-BCS
Sugg Max Deflection 1.6 in
Sugg Max Load 2.5 lbf
Wind Direction Left
Wire Diameter 0.018 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish Zinc
Initial Tension 0.18 kg
Length 47.75 mm
Material Music Wire
Outside Diameter 3.18 mm
Part Type Standard
Rate 0.23 N/mm
SKU 181-BCS
Sugg Max Deflection 40.64 mm
Sugg Max Load 11.12 N
Wind Direction Left
Wire Diameter 0.46 mm