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539CS - 1.50 Inch High Carbon Steel Extension Springs

The 539CS 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 0.0625 inches, an outside diameter of 0.515 inches, and a free length of 1.5 inches. It has an initial tension of 3 Pound and a maximum deflection of 0.79 inches. The 539CS has a spring rate of 16 inches per pound and a maximum load of 16 Pound Force. It features machine hooks on both ends. This regular extension spring is suitable for various applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the urgency of our customers' projects, which is why we ensure quick delivery of our products, including the 539CS. Additionally, all our springs are proudly made in the United States. With our reliable shipping and ample supply, Century Spring is your go-to source for high-quality springs.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 3 lb
Length 1.5 in
Material High Carbon Steel
Outside Diameter 0.515 in
Part Type Standard
Rate 16 lbs/in
SKU 539CS
Sugg Max Deflection 0.79 in
Sugg Max Load 16 lbf
Wind Direction Left
Wire Diameter 0.0625 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 1.36 kg
Length 38.1 mm
Material High Carbon Steel
Outside Diameter 13.08 mm
Part Type Standard
Rate 2.8 N/mm
SKU 539CS
Sugg Max Deflection 20.07 mm
Sugg Max Load 71.17 N
Wind Direction Left
Wire Diameter 1.59 mm
Inventory Status
Low Stock
Quantity Price
1 - 49 $3.77
50 - 149 $3.59
150 - 299 $3.40
300 - 499 $3.21
500 - 749 $2.83
750 - 999 $2.46
1000+ Call for price