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A9-33CS - 0.38 Inch Music Wire Extension Springs

Inventory Status
Estimated Lead Time

The A9-33CS is a regular extension spring manufactured by Century Spring. It is made from high-quality music wire and features a durable zinc finish. This spring has a wire diameter of 0.013 inch and an outside diameter of 0.125 inches. Its free length measures 0.38 inches, and it has an initial tension of 0.09 pound. The A9-33CS has a maximum deflection of 0.49 inch and can handle a maximum load of 1 pound force. With a spring rate of 1.9 lbs/inch, this extension spring is designed to provide reliable performance. It is equipped with machine hooks on both ends for easy installation. The A9-33CS is a versatile spring suitable for various applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery, and that's why we strive to ship our products quickly. With our significant stock inventory, including the A9-33CS, we ensure that customers have access to the springs they need when they need them. Additionally, all our springs are proudly made in the United States, ensuring top-notch quality and supporting local manufacturing. Trust Century Spring for reliable shipping, abundant stock, and American-made excellence.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 0.09 lb
Length 0.38 in
Material Music Wire
Outside Diameter 0.125 in
Part Type Standard
Rate 1.9 lbs/in
SKU A9-33CS
Sugg Max Deflection 0.49 in
Sugg Max Load 1 lbf
Wind Direction Left
Wire Diameter 0.013 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 0.04 kg
Length 9.65 mm
Material Music Wire
Outside Diameter 3.18 mm
Part Type Standard
Rate 0.33 N/mm
SKU A9-33CS
Sugg Max Deflection 12.45 mm
Sugg Max Load 4.45 N
Wind Direction Left
Wire Diameter 0.33 mm