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81031SCS - 4 Inch 302/304 Stainless Steel Extension Springs

Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours

The 81031SCS is a regular extension spring manufactured by Century Spring. It is made from 302/304 stainless steel and has no finish. This spring has a wire diameter of 0.135 inches, an outside diameter of 1 inches, and a free length of 4 inches. It has an initial tension of 19.1 pounds and a maximum deflection of 1.4 inches. The 81031SCS has a spring rate of 38 lbs/inch and a maximum load of 58 pound force. It features full loop ends, providing secure attachment points. This regular extension spring is suitable for various applications requiring tensioning and stretching.

At Century Spring, we understand the importance of fast shipping and maintaining a significant stock inventory. We take pride in manufacturing our springs in the United States. With our efficient shipping process and ample supply of springs, including the 81031SCS, we ensure that our customers receive their orders promptly. Whether you need springs for industrial, automotive, or other applications, you can rely on Century Spring for quality products and reliable service.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 19.1 lb
Length 4 in
Material 302/304 Stainless Steel
Outside Diameter 1 in
Part Type Standard
Rate 38 lbs/in
SKU 81031SCS
Sugg Max Deflection 1.4 in
Sugg Max Load 58 lbf
Wind Direction Left
Wire Diameter 0.135 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 8.66 kg
Length 101.6 mm
Material 302/304 Stainless Steel
Outside Diameter 25.4 mm
Part Type Standard
Rate 6.65 N/mm
SKU 81031SCS
Sugg Max Deflection 35.56 mm
Sugg Max Load 257.98 N
Wind Direction Left
Wire Diameter 3.43 mm