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552CS - 0.50 Inch Music Wire Extension Springs

The 552CS is a regular extension spring manufactured by Century Spring. It is made from high-quality music wire and features a zinc finish for increased durability. This spring has a wire diameter of 0.025 inch and an outside diameter of 0.188 inches. The free length of the 552CS is 0.5 inches, and it has an initial tension of 0.6 pound. With a maximum deflection of 0.21 inch and a maximum load capacity of 4.2 pound force, this extension spring is suitable for a variety of applications. It has machine hooks on both ends, allowing for easy installation and secure attachment.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of getting the right springs quickly, which is why we offer prompt shipping to ensure that our customers receive their orders in a timely manner. Furthermore, all of our springs, including the 552CS, are proudly made in the United States. This commitment to American manufacturing ensures that our customers receive high-quality springs that meet their specific needs. With Century Spring, you can trust that you're getting top-notch products and exceptional service.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 0.6 lb
Length 0.5 in
Material Music Wire
Outside Diameter 0.188 in
Part Type Standard
Rate 17 lbs/in
SKU 552CS
Sugg Max Deflection 0.21 in
Sugg Max Load 4.2 lbf
Wind Direction Left
Wire Diameter 0.025 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 0.27 kg
Length 12.7 mm
Material Music Wire
Outside Diameter 4.78 mm
Part Type Standard
Rate 2.98 N/mm
SKU 552CS
Sugg Max Deflection 5.33 mm
Sugg Max Load 18.68 N
Wind Direction Left
Wire Diameter 0.64 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $1.71
50 - 149 $1.63
150 - 299 $1.54
300 - 499 $1.46
500 - 749 $1.29
750 - 999 $1.12
1000+ Call for price