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458CS - 1.03 Inch Music Wire Extension Springs

The 458CS is a regular extension spring manufactured by Century Spring. It features a machine hook on both ends and has a zinc finish. This spring has a free length of 1.03 inches and an initial tension of 0.3 pounds. Made from high-quality music wire, it can handle a maximum deflection of 1.4 inches and a maximum load of 3.1 pound force. With an outside diameter of 0.234 inches and a wire diameter of 0.024 inches, it has a spring rate of 2 inches per pound. The 458CS is a left-wound spring, and it is suitable for various applications due to its standard measurements and excellent durability.

At Century Spring, we understand the importance of fast shipping and maintaining a significant stock inventory for our customers' convenience. We take pride in manufacturing all our springs in the United States, ensuring top-notch quality and supporting the local economy. With our reliable shipping and ample supply, Century Spring guarantees that you can quickly receive the springs you need for your projects.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 0.3 lb
Length 1.03 in
Material Music Wire
Outside Diameter 0.234 in
Part Type Standard
Rate 2 lbs/in
SKU 458CS
Sugg Max Deflection 1.4 in
Sugg Max Load 3.1 lbf
Wind Direction Left
Wire Diameter 0.024 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 0.14 kg
Length 26.16 mm
Material Music Wire
Outside Diameter 5.94 mm
Part Type Standard
Rate 0.35 N/mm
SKU 458CS
Sugg Max Deflection 35.56 mm
Sugg Max Load 13.79 N
Wind Direction Left
Wire Diameter 0.61 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $2.09
50 - 149 $1.99
150 - 299 $1.89
300 - 499 $1.78
500 - 749 $1.57
750 - 999 $1.36
1000+ Call for price