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5546CS - 3.88 Inch Spring Steel Extension Springs

The 5546CS is a regular extension spring manufactured by Century Spring. It is made from spring steel and features a zinc finish for added durability. This spring has a wire diameter of 0.051 inches, an outside diameter of 0.437 inches, and a free length of 3.88 inches. It has an initial tension of 2 Pound and a maximum deflection of 3.3 inches. With a maximum load capacity of 10 Pound Force, the 5546CS is suitable for a wide range of applications. Its full loop ends provide secure attachment and reliable performance.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery, which is why we ensure that our customers receive their springs promptly. With our significant stock availability, you can count on us to have the 5546CS and other springs readily available for your projects. What's more, all our products are proudly made in the United States, guaranteeing high quality and reliable performance. Trust Century Spring for all your spring needs.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish Zinc
Initial Tension 2 lb
Length 3.88 in
Material Spring Steel
Outside Diameter 0.437 in
Part Type Standard
Rate 2.5 lbs/in
SKU 5546CS
Sugg Max Deflection 3.3 in
Sugg Max Load 10 lbf
Wind Direction Left
Wire Diameter 0.051 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish Zinc
Initial Tension 0.91 kg
Length 98.55 mm
Material Spring Steel
Outside Diameter 11.1 mm
Part Type Standard
Rate 0.44 N/mm
SKU 5546CS
Sugg Max Deflection 83.82 mm
Sugg Max Load 44.48 N
Wind Direction Left
Wire Diameter 1.3 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $3.36
50 - 149 $3.20
150 - 299 $3.03
300 - 499 $2.86
500 - 749 $2.52
750 - 999 $2.19
1000+ Call for price