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183-ACS - 1.50 Inch Music Wire Extension Springs

The 183-ACS is a regular extension spring manufactured by Century Spring. It is made from Music Wire and has a zinc finish. This spring has a wire diameter of 0.035 inches, an outside diameter of 0.25 inches, and a free length of 1.5 inches. It has an initial tension of 1.4 Pound and a maximum deflection of 1.1 inches. The 183-ACS has a spring rate of 6.4 inches per pound and a maximum load of 8.4 Pound Force. It is a full loop spring, meaning the ends are rounded. The 183-ACS is a standard extension spring suitable for a variety of applications.

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 strive to ensure that our customers receive their springs quickly. Additionally, all of our springs, including the 183-ACS, are proudly made in the United States. With our reliable shipping and ample supply, Century Spring is committed to providing customers with 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 1.4 lb
Length 1.5 in
Material Music Wire
Outside Diameter 0.25 in
Part Type Standard
Rate 6.4 lbs/in
SKU 183-ACS
Sugg Max Deflection 1.1 in
Sugg Max Load 8.4 lbf
Wind Direction Left
Wire Diameter 0.035 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish Zinc
Initial Tension 0.63 kg
Length 38.1 mm
Material Music Wire
Outside Diameter 6.35 mm
Part Type Standard
Rate 1.12 N/mm
SKU 183-ACS
Sugg Max Deflection 27.94 mm
Sugg Max Load 37.36 N
Wind Direction Left
Wire Diameter 0.89 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $2.41
50 - 149 $2.29
150 - 299 $2.17
300 - 499 $2.05
500 - 749 $1.81
750 - 999 $1.57
1000+ Call for price