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623CS - 14 Inch High Carbon Steel Extension Springs

The 623CS is a regular extension spring manufactured by Century Spring. It features a zinc finish and is made from High Carbon steel. This spring has a free length of 14 inches and an initial tension of 38 pounds. With a maximum deflection of 6 inches and a maximum load of 149 pound force, it is suitable for various applications. The 623CS has an outside diameter of 1.375 inches and a wire diameter of 0.192 inches. Its spring rate is 18 inches per pound. Equipped with machine hooks at both ends, this extension spring is designed for easy installation and secure attachment.

At Century Spring, we take pride in our efficient shipping process and extensive inventory. Our products, including the 623CS, are proudly made in the United States. With our commitment to fast shipping and ample stock, we ensure that our customers can receive the springs they need promptly. Trust Century Spring for reliable and high-quality springs for all your projects.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 38 lb
Length 14 in
Material High Carbon Steel
Outside Diameter 1.375 in
Part Type Standard
Rate 18 lbs/in
SKU 623CS
Sugg Max Deflection 6 in
Sugg Max Load 149 lbf
Wind Direction Left
Wire Diameter 0.192 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 17.23 kg
Length 355.6 mm
Material High Carbon Steel
Outside Diameter 34.93 mm
Part Type Standard
Rate 3.15 N/mm
SKU 623CS
Sugg Max Deflection 152.4 mm
Sugg Max Load 662.75 N
Wind Direction Left
Wire Diameter 4.88 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $30.11
50 - 149 $28.61
150 - 299 $27.10
300 - 499 $25.60
500 - 749 $22.59
750 - 999 $19.58
1000+ Call for price