ZZ1-43CS - 0.56 Inch Music Wire Extension Springs
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The ZZ1-43CS is a regular extension spring manufactured by Century Spring. It features machine hook ends and a zinc finish. This spring has a free length of 0.56 Inch and an initial tension of 1 Pound. Made from high-quality music wire, it offers a maximum deflection of 0.14 Inch and can handle a maximum load of 8.2 Pound Force. With an outside diameter of 0.188 Inch and a wire diameter of 0.031 inches, the ZZ1-43CS has a spring rate of 49 lbs/inch. It is a left-wound spring and is suitable for various extension applications.
At Century Spring, we pride ourselves on fast shipping and maintaining a significant stock inventory. Our products, including the ZZ1-43CS, 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.


Label | Value |
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Brand | Century Spring |
Ends | Machine Hook |
Finish | Zinc |
Initial Tension | 1 lb |
Length | 0.56 in |
Material | Music Wire |
Outside Diameter | 0.188 in |
Part Type | Standard |
Rate | 49 lbs/in |
SKU | ZZ1-43CS |
Sugg Max Deflection | 0.14 in |
Sugg Max Load | 8.2 lbf |
Wind Direction | Left |
Wire Diameter | 0.031 in |
Label | Value |
---|---|
Brand | Century Spring |
Ends | Machine Hook |
Finish | Zinc |
Initial Tension | 0.45 kg |
Length | 14.22 mm |
Material | Music Wire |
Outside Diameter | 4.78 mm |
Part Type | Standard |
Rate | 8.58 N/mm |
SKU | ZZ1-43CS |
Sugg Max Deflection | 3.56 mm |
Sugg Max Load | 36.47 N |
Wind Direction | Left |
Wire Diameter | 0.79 mm |