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5686CS - 6.50 Inch Spring Steel Extension Springs

The 5686CS is a regular extension spring by Century Spring. It features machine hook ends and a zinc finish. This spring has a free length of 6.5 inches and an initial tension of 33 pounds. Made from durable spring steel, it has a maximum deflection of 1.8 inches and can withstand a maximum load of 112 pound force. With an outside diameter of 0.906 inches and a wire diameter of 0.148 inches, the 5686CS has a spring rate of 44 inches per pound. This standard extension spring is suitable for a variety of applications.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of timely delivery, which is why we ensure quick processing and shipping of orders. With a wide range of springs in our inventory, including the 5686CS, we have the springs you need readily available. And to top it off, all of our springs are proudly made in the United States, guaranteeing top-notch quality and craftsmanship. Trust Century Spring for all your spring needs.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 33 lb
Length 6.5 in
Material Spring Steel
Outside Diameter 0.906 in
Part Type Standard
Rate 44 lbs/in
SKU 5686CS
Sugg Max Deflection 1.8 in
Sugg Max Load 112 lbf
Wind Direction Left
Wire Diameter 0.148 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 14.97 kg
Length 165.1 mm
Material Spring Steel
Outside Diameter 23.01 mm
Part Type Standard
Rate 7.7 N/mm
SKU 5686CS
Sugg Max Deflection 45.72 mm
Sugg Max Load 498.18 N
Wind Direction Left
Wire Diameter 3.76 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $8.99
50 - 149 $8.55
150 - 299 $8.10
300 - 499 $7.65
500 - 749 $6.75
750 - 999 $5.85
1000+ Call for price