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5159CS - 4 Inch High Carbon Steel Extension Springs

The 5159CS 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 0.105 inches, an outer diameter of 0.687 inches, and a free length of 4 inches. It has an initial tension of 14 Pound and a maximum deflection of 1.3 inches. The 5159CS has a spring rate of 31 inches per pound and a maximum load of 55 Pound Force. It features machine hook ends and a left wind direction. The 5159CS is a standard extension spring suitable for various applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery, and that's why we ensure that our products, including the 5159CS, are readily available for immediate shipment. Additionally, all our springs are proudly made in the United States, guaranteeing high-quality craftsmanship and reliable performance. With our efficient shipping and ample supply, Century Spring is committed to providing our customers with the springs they need, when they need them.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 14 lb
Length 4 in
Material High Carbon Steel
Outside Diameter 0.687 in
Part Type Standard
Rate 31 lbs/in
SKU 5159CS
Sugg Max Deflection 1.3 in
Sugg Max Load 55 lbf
Wind Direction Left
Wire Diameter 0.105 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 6.35 kg
Length 101.6 mm
Material High Carbon Steel
Outside Diameter 17.45 mm
Part Type Standard
Rate 5.43 N/mm
SKU 5159CS
Sugg Max Deflection 33.02 mm
Sugg Max Load 244.64 N
Wind Direction Left
Wire Diameter 2.67 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $4.64
50 - 149 $4.41
150 - 299 $4.18
300 - 499 $3.95
500 - 749 $3.48
750 - 999 $3.02
1000+ Call for price