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5508CS - 5.50 Inch High Carbon Steel Extension Springs

The 5508CS is a regular extension spring manufactured by Century Spring. It is made from High Carbon steel with a zinc finish. This spring has a wire diameter of 0.08 Inch and an outside diameter of 0.687 inches. It has a free length of 5.5 Inch and an initial tension of 4 Pound. The 5508CS has a maximum deflection of 3.9 Inch and can withstand a maximum load of 24 Pound Force. It features machine hook ends and has a spring rate of 5 inches per pound. This extension spring is designed for standard applications and is suitable for a variety of uses.

At Century Spring, we understand the importance of fast shipping and maintaining a significant stock inventory. We take pride in manufacturing our products in the United States, including the 5508CS extension spring. With our efficient shipping process and ample supply, we ensure that customers can rely on us to deliver the springs they need promptly. Trust Century Spring for all your spring requirements.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 4 lb
Length 5.5 in
Material High Carbon Steel
Outside Diameter 0.687 in
Part Type Standard
Rate 5 lbs/in
SKU 5508CS
Sugg Max Deflection 3.9 in
Sugg Max Load 24 lbf
Wind Direction Left
Wire Diameter 0.08 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 1.81 kg
Length 139.7 mm
Material High Carbon Steel
Outside Diameter 17.45 mm
Part Type Standard
Rate 0.88 N/mm
SKU 5508CS
Sugg Max Deflection 99.06 mm
Sugg Max Load 106.75 N
Wind Direction Left
Wire Diameter 2.03 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $5.51
50 - 149 $5.24
150 - 299 $4.96
300 - 499 $4.69
500 - 749 $4.14
750 - 999 $3.59
1000+ Call for price