This browser is no longer supported. Upgrade to Microsoft Edge or switch to a supported browser, like Chrome, Safari, or Firefox, to explore the MW Components website.

We're sorry for the inconvenience.

5230CS - 1.38 Inch Spring Steel Extension Springs

The 5230CS is a regular extension spring manufactured by Century Spring. It features a machine hook on both ends and is finished with zinc coating. This spring has a free length of 1.38 inches and an initial tension of 4 pounds. Made from spring steel, it has a maximum deflection of 0.43 inches and can withstand a maximum load of 16 pounds force. With an outside diameter of 0.359 inches and a wire diameter of 0.055 inches, the 5230CS has a spring rate of 28 inches per pound. It weighs 0.0125 pounds and is wound in a left direction.

Century Spring is proud to offer fast shipping and maintain a significant stock inventory. Our products, including the 5230CS, are made in the United States. With our reliable shipping and ample supply, Century Spring ensures that customers can quickly receive the 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 4 lb
Length 1.38 in
Material Spring Steel
Outside Diameter 0.359 in
Part Type Standard
Rate 28 lbs/in
SKU 5230CS
Sugg Max Deflection 0.43 in
Sugg Max Load 16 lbf
Wind Direction Left
Wire Diameter 0.055 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 1.81 kg
Length 35.05 mm
Material Spring Steel
Outside Diameter 9.12 mm
Part Type Standard
Rate 4.9 N/mm
SKU 5230CS
Sugg Max Deflection 10.92 mm
Sugg Max Load 71.17 N
Wind Direction Left
Wire Diameter 1.4 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $3.23
50 - 149 $3.07
150 - 299 $2.91
300 - 499 $2.75
500 - 749 $2.43
750 - 999 $2.10
1000+ Call for price