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5547CS - 5.81 Inch Spring Steel Extension Springs

The 5547CS is a regular extension spring manufactured by Century Spring. It features machine hook ends and a zinc finish. With a free length of 5.81 inches and an initial tension of 5 pounds, this spring is made from spring steel and has a maximum deflection of 5.5 inches. It can handle a maximum load of 27 pounds force and has an outside diameter of 0.875 inches. The wire diameter is 0.092 inches and the spring rate is 4.1 inches per pound. The 5547CS is a left-wound spring.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of timely delivery and strive to ensure that our customers receive their springs quickly. Additionally, all of our springs, including the 5547CS, are proudly made in the United States. We maintain high standards of quality and reliability in our manufacturing processes to provide our customers with top-notch products. With Century Spring, you can trust that you'll receive the springs you need promptly and with the assurance of American-made excellence.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 5 lb
Length 5.81 in
Material Spring Steel
Outside Diameter 0.875 in
Part Type Standard
Rate 4.1 lbs/in
SKU 5547CS
Sugg Max Deflection 5.5 in
Sugg Max Load 27 lbf
Wind Direction Left
Wire Diameter 0.092 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 2.27 kg
Length 147.57 mm
Material Spring Steel
Outside Diameter 22.23 mm
Part Type Standard
Rate 0.72 N/mm
SKU 5547CS
Sugg Max Deflection 139.7 mm
Sugg Max Load 120.1 N
Wind Direction Left
Wire Diameter 2.34 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $6.14
50 - 149 $5.84
150 - 299 $5.53
300 - 499 $5.22
500 - 749 $4.61
750 - 999 $4.00
1000+ Call for price