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251-ACS - 1.50 Inch Music Wire Extension Springs

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

The 251-ACS is a regular extension spring by Century Spring. It is made from Music Wire and has a zinc finish. This spring has a wire diameter of 0.02 inches, an outside diameter of 0.188 inches, and a free length of 1.5 inches. It has an initial tension of 0.2 Pound and a maximum deflection of 2.4 inches. The 251-ACS has a spring rate of 0.83 inches per pound and a maximum load of 2.2 Pound Force. It is a full loop spring, meaning the ends are fully closed. The 251-ACS is a standard extension spring and is suitable for various applications.

At Century Spring, we offer fast shipping and maintain a significant stock inventory. Our products, including the 251-ACS, are proudly made in the United States. With our reliable shipping and ample supply, Century Spring ensures that customers can quickly receive the springs they need for their projects.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish Zinc
Initial Tension 0.2 lb
Length 1.5 in
Material Music Wire
Outside Diameter 0.188 in
Part Type Standard
Rate 0.83 lbs/in
SKU 251-ACS
Sugg Max Deflection 2.4 in
Sugg Max Load 2.2 lbf
Wind Direction Left
Wire Diameter 0.02 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish Zinc
Initial Tension 0.09 kg
Length 38.1 mm
Material Music Wire
Outside Diameter 4.78 mm
Part Type Standard
Rate 0.15 N/mm
SKU 251-ACS
Sugg Max Deflection 60.96 mm
Sugg Max Load 9.79 N
Wind Direction Left
Wire Diameter 0.51 mm