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12346CS - 9 Inch Spring Steel Extension Springs

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

The 12346CS is a regular extension spring manufactured by Century Spring. It features machine hook ends and a zinc finish. With a free length of 9 inches, it provides an initial tension of 5.9 pounds. Made from spring steel, this extension spring has a maximum deflection of 11 inches and can handle a maximum load of 29 pounds of force. The outside diameter measures 1.156 inches, and it has a wire diameter of 0.109 inches. With a spring rate of 2.6 inches per pound, it is suitable for a variety of applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. Our products, including the 12346CS, are proudly made in the United States. With our efficient shipping processes and ample supply, we ensure that our customers receive the springs they need promptly. Whether you require extension springs or any other type of spring, Century Spring is your reliable source for high-quality products.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 5.9 lb
Length 9 in
Material Spring Steel
Outside Diameter 1.156 in
Part Type Standard
Rate 2.6 lbs/in
SKU 12346CS
Sugg Max Deflection 11 in
Sugg Max Load 29 lbf
Wind Direction Left
Wire Diameter 0.109 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 2.68 kg
Length 228.6 mm
Material Spring Steel
Outside Diameter 29.36 mm
Part Type Standard
Rate 0.46 N/mm
SKU 12346CS
Sugg Max Deflection 279.4 mm
Sugg Max Load 128.99 N
Wind Direction Left
Wire Diameter 2.77 mm