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S-549CS - 1.25 Inch 302/304 Stainless Steel Extension Springs

Inventory Status
Estimated Lead Time

The S-549CS is a regular extension spring manufactured by Century Spring. It is made from 302/304 stainless steel and has a wire diameter of 0.02 inches. With an outside diameter of 0.312 inch and a free length of 1.25 inches, this spring has a maximum deflection of 4.5 inch and a spring rate of 0.19 lbs/inch. It has an initial tension of 0.07 pound and a maximum load capacity of 0.92 pound force. The S-549CS is equipped with machine hooks on both ends. It is a reliable and versatile spring suitable for various applications.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of timely delivery, and our efficient shipping process ensures that you receive your springs promptly. Additionally, our commitment to maintaining a significant stock inventory means that we are well-equipped to fulfill your spring needs. As an American company, we take great pride in manufacturing our products in the United States. When you choose Century Spring, you can trust in our quality, reliability, and commitment to customer satisfaction.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.07 lb
Length 1.25 in
Material 302/304 Stainless Steel
Outside Diameter 0.312 in
Part Type Standard
Rate 0.19 lbs/in
SKU S-549CS
Sugg Max Deflection 4.5 in
Sugg Max Load 0.92 lbf
Wind Direction Left
Wire Diameter 0.02 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.03 kg
Length 31.75 mm
Material 302/304 Stainless Steel
Outside Diameter 7.92 mm
Part Type Standard
Rate 0.03 N/mm
SKU S-549CS
Sugg Max Deflection 114.3 mm
Sugg Max Load 4.09 N
Wind Direction Left
Wire Diameter 0.51 mm