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123CS - 8.50 Inch High Carbon Steel Extension Springs

Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours

The 123CS is a regular extension spring manufactured by Century Spring. It features machine hook ends and a zinc finish. With a free length of 8.5 inches, this spring has an initial tension of 2 pounds. Made from High Carbon steel, it has a maximum deflection of 9.3 inches and can handle a maximum load of 10 pounds force. The 0.5-inch outside diameter and 0.054-inch wire diameter contribute to its reliable performance. The 123CS has a rate of 0.94 inches per pound, making it suitable for a variety of applications.

At Century Spring, we pride ourselves on fast shipping and maintaining a significant stock inventory. Our products, including the 123CS, are proudly made in the United States. With our efficient shipping process and ample supply, Century Spring ensures that customers can quickly receive the high-quality 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 8.5 in
Material High Carbon Steel
Outside Diameter 0.5 in
Part Type Standard
Rate 0.94 lbs/in
SKU 123CS
Sugg Max Deflection 9.3 in
Sugg Max Load 10 lbf
Wind Direction Left
Wire Diameter 0.054 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 0.91 kg
Length 215.9 mm
Material High Carbon Steel
Outside Diameter 12.7 mm
Part Type Standard
Rate 0.16 N/mm
SKU 123CS
Sugg Max Deflection 236.22 mm
Sugg Max Load 44.48 N
Wind Direction Left
Wire Diameter 1.37 mm