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5420CS - 0.63 Inch Music Wire Extension Springs

The 5420CS is a regular extension spring from Century Spring. It is made from Music Wire and has a zinc finish. This spring has a wire diameter of 0.02 inches, an outer diameter of 0.188 inches, and a free length of 0.63 inches. It has an initial tension of 0.2 Pound and a maximum deflection of 0.83 inches. The 5420CS can handle a maximum load of 2.2 Pound Force. It features full-loop ends, making it suitable for various applications.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of timely delivery for our customers' projects. That's why we make sure to have ample supply of springs, including the 5420CS, readily available. Our commitment to quality extends to our manufacturing process, as all our products are proudly made in the United States. With Century Spring, you can count on reliable shipping and top-notch products to meet your spring 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 0.63 in
Material Music Wire
Outside Diameter 0.188 in
Part Type Standard
Rate 2.4 lbs/in
SKU 5420CS
Sugg Max Deflection 0.83 in
Sugg Max Load 2.2 lbf
Wind Direction Left
Wire Diameter 0.02 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish Zinc
Initial Tension 0.09 kg
Length 16 mm
Material Music Wire
Outside Diameter 4.78 mm
Part Type Standard
Rate 0.42 N/mm
SKU 5420CS
Sugg Max Deflection 21.08 mm
Sugg Max Load 9.79 N
Wind Direction Left
Wire Diameter 0.51 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $1.75
50 - 149 $1.67
150 - 299 $1.58
300 - 499 $1.49
500 - 749 $1.32
750 - 999 $1.14
1000+ Call for price