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5616CS - 3.19 Inch Spring Steel Extension Springs

The 5616CS is a regular extension spring manufactured by Century Spring. It is made from spring steel and features a zinc finish. This spring has a free length of 3.19 inches and an initial tension of 7 pounds. With a maximum deflection of 1.7 inches and a maximum load of 38 pound force, it offers reliable performance. The 5616CS has an outside diameter of 0.938 inches and a wire diameter of 0.105 inches. Its spring rate is 18 inches per pound, making it suitable for a variety of applications.

At Century Spring, we pride ourselves on fast shipping and maintaining a significant stock inventory. Our springs, including the 5616CS, are proudly made in the United States. With our efficient shipping process and ample supply, we ensure that our customers can quickly receive the springs they need to complete their projects.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 7 lb
Length 3.19 in
Material Spring Steel
Outside Diameter 0.938 in
Part Type Standard
Rate 18 lbs/in
SKU 5616CS
Sugg Max Deflection 1.7 in
Sugg Max Load 38 lbf
Wind Direction Left
Wire Diameter 0.105 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 3.17 kg
Length 81.03 mm
Material Spring Steel
Outside Diameter 23.83 mm
Part Type Standard
Rate 3.15 N/mm
SKU 5616CS
Sugg Max Deflection 43.18 mm
Sugg Max Load 169.02 N
Wind Direction Left
Wire Diameter 2.67 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $6.87
50 - 149 $6.53
150 - 299 $6.19
300 - 499 $5.84
500 - 749 $5.16
750 - 999 $4.47
1000+ Call for price