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431CS - 2.53 Inch High Carbon Steel Extension Springs

The 431CS is a regular extension spring manufactured by Century Spring. It is made from High Carbon steel and has a zinc finish. This spring has a wire diameter of 0.08 inch and an outside diameter of 0.625 inches. It has a free length of 2.53 inches and an initial tension of 6 pounds. The 431CS has a maximum deflection of 1.3 inches and a maximum load of 27 pound force. It is a left-wound spring with full loop ends. The 431CS is a reliable extension spring suitable for a variety of applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery, which is why we ensure that our products, including the 431CS, are readily available for shipment. Furthermore, all our springs are proudly made in the United States, guaranteeing their quality and craftsmanship. With Century Spring, you can count on efficient shipping and dependable supply 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 6 lb
Length 2.53 in
Material High Carbon Steel
Outside Diameter 0.625 in
Part Type Standard
Rate 17 lbs/in
SKU 431CS
Sugg Max Deflection 1.3 in
Sugg Max Load 27 lbf
Wind Direction Left
Wire Diameter 0.08 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish Zinc
Initial Tension 2.72 kg
Length 64.26 mm
Material High Carbon Steel
Outside Diameter 15.88 mm
Part Type Standard
Rate 2.98 N/mm
SKU 431CS
Sugg Max Deflection 33.02 mm
Sugg Max Load 120.1 N
Wind Direction Left
Wire Diameter 2.03 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $4.01
50 - 149 $3.81
150 - 299 $3.61
300 - 499 $3.41
500 - 749 $3.01
750 - 999 $2.61
1000+ Call for price