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5685CS - 7.13 Inch Spring Steel Extension Springs

The 5685CS is a regular extension spring manufactured by Century Spring. It features extended hooks on both ends and has a free length of 7.13 inches. Made from spring steel with a gold iridite finish, this spring has an initial tension of 6 pounds and a maximum deflection of 2.5 inches. It is capable of handling a maximum load of 27 pound force. With an outside diameter of 0.5 inches and a wire diameter of 0.074 inches, the 5685CS has a spring rate of 8.1 inches per pound. This standard extension spring is suitable for a variety of applications.

Century Spring is committed to providing fast shipping and maintaining a significant stock inventory. As a leading manufacturer of springs, we take pride in producing high-quality products like the 5685CS right here in the United States. With our efficient shipping process and ample supply of springs, customers can rely on Century Spring to meet their spring needs promptly and reliably.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Extended Hook
Finish Gold Iridite
Initial Tension 6 lb
Length 7.13 in
Material Spring Steel
Outside Diameter 0.5 in
Part Type Standard
Rate 8.1 lbs/in
SKU 5685CS
Sugg Max Deflection 2.5 in
Sugg Max Load 27 lbf
Wind Direction Left
Wire Diameter 0.074 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Extended Hook
Finish Gold Iridite
Initial Tension 2.72 kg
Length 181.1 mm
Material Spring Steel
Outside Diameter 12.7 mm
Part Type Standard
Rate 1.42 N/mm
SKU 5685CS
Sugg Max Deflection 63.5 mm
Sugg Max Load 120.1 N
Wind Direction Left
Wire Diameter 1.88 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $5.01
50 - 149 $4.76
150 - 299 $4.51
300 - 499 $4.26
500 - 749 $3.76
750 - 999 $3.26
1000+ Call for price