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99CS - 6.50 Inch High Carbon Steel Extension Springs

Inventory Status
Estimated Lead Time

The 99CS 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 0.08 inches, an outside diameter of 0.625 inches, and a free length of 6.5 inches. It has an initial tension of 6 Pound and a maximum deflection of 4.1 inches. The 99CS has a maximum load of 27 Pound Force and features machine hook ends. It is a left-wind spring and is suitable for various applications.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of timely delivery, which is why we strive to promptly ship out orders. Additionally, our significant stock inventory ensures that we have a wide range of springs available for immediate shipment. As an American company, we are proud to manufacture all our products, including the 99CS, in the United States. With our reliable shipping and ample supply, Century Spring is your trusted source for high-quality springs.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 6 lb
Length 6.5 in
Material High Carbon Steel
Outside Diameter 0.625 in
Part Type Standard
Rate 5.3 lbs/in
SKU 99CS
Sugg Max Deflection 4.1 in
Sugg Max Load 27 lbf
Wind Direction Left
Wire Diameter 0.08 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 2.72 kg
Length 165.1 mm
Material High Carbon Steel
Outside Diameter 15.88 mm
Part Type Standard
Rate 0.93 N/mm
SKU 99CS
Sugg Max Deflection 104.14 mm
Sugg Max Load 120.1 N
Wind Direction Left
Wire Diameter 2.03 mm