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450CS - 0.28 Inch Music Wire Extension Springs

The 450CS is a regular extension spring manufactured by Century Spring. It is made from high-quality Music Wire and features a durable zinc finish. This spring has a wire diameter of 0.014 Inch and an outside diameter of 0.109 inches. Its free length measures 0.28 inches, and it has an initial tension of 0.2 Pound. With a maximum deflection of 0.16 Inch and a maximum load capacity of 1.5 Pound Force, this extension spring is suitable for a range of applications. The 450CS is designed with full loop ends, providing secure attachment and reliable performance. Century Spring takes pride in offering top-notch springs like the 450CS that meet the highest standards of quality and durability.

Century Spring understands the importance of prompt delivery and maintaining a comprehensive stock inventory. As a leading manufacturer, we prioritize fast shipping to ensure that customers receive their springs quickly and efficiently. We are proud to produce our springs in the United States, adhering to strict quality control measures and supporting local manufacturing. With Century Spring, you can rely on our dedication to customer satisfaction and our commitment to providing high-quality springs for all your project needs.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish Zinc
Initial Tension 0.2 lb
Length 0.28 in
Material Music Wire
Outside Diameter 0.109 in
Part Type Standard
Rate 8.1 lbs/in
SKU 450CS
Sugg Max Deflection 0.16 in
Sugg Max Load 1.5 lbf
Wind Direction Left
Wire Diameter 0.014 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish Zinc
Initial Tension 0.09 kg
Length 7.11 mm
Material Music Wire
Outside Diameter 2.77 mm
Part Type Standard
Rate 1.42 N/mm
SKU 450CS
Sugg Max Deflection 4.06 mm
Sugg Max Load 6.67 N
Wind Direction Left
Wire Diameter 0.36 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $1.93
50 - 149 $1.84
150 - 299 $1.74
300 - 499 $1.65
500 - 749 $1.45
750 - 999 $1.26
1000+ Call for price