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12545CS - 1.81 Inch High Carbon Steel Extension Springs

The 12545CS 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 0.593 inches, and a free length of 1.81 inches. It has an initial tension of 2 Pound and a maximum deflection of 1.5 inches. The 12545CS has a spring rate of 8.1 inches per pound and a maximum load of 14 Pound Force. It features machine hook ends and is designed for various extension applications.

At Century Spring, we pride ourselves on fast shipping and a wide range of stock inventory. Our products, including the 12545CS, are proudly made in the United States. With our efficient shipping process and ample supply, Century Spring ensures that customers can quickly receive the springs they need for their projects.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 2 lb
Length 1.81 in
Material High Carbon Steel
Outside Diameter 0.593 in
Part Type Standard
Rate 8.1 lbs/in
SKU 12545CS
Sugg Max Deflection 1.5 in
Sugg Max Load 14 lbf
Wind Direction Left
Wire Diameter 0.0625 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 0.91 kg
Length 45.97 mm
Material High Carbon Steel
Outside Diameter 15.06 mm
Part Type Standard
Rate 1.42 N/mm
SKU 12545CS
Sugg Max Deflection 38.1 mm
Sugg Max Load 62.27 N
Wind Direction Left
Wire Diameter 1.59 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $3.48
50 - 149 $3.31
150 - 299 $3.14
300 - 499 $2.96
500 - 749 $2.61
750 - 999 $2.27
1000+ Call for price