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100 YRS
167 DAYS

ZZ1-43CS - 0.56 Inch Music Wire Extension Springs

Inventory:           
Estimated Lead Time

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.

Unit System
Specs (in standard)
Label Value
A) Brand Century Spring
B) Sku ZZ1-43CS
C) Part Type Standard
D) Material Music Wire
E) Wire Diameter 0.031 in
F) Outside Diameter 0.188 in
G) Length 0.56 in
H) End Type Machine Hook
I) End Position Random
J) Rate 49 lbs/in
K) Initial Tension 1 lb
L) Sugg Max Deflection 0.14 in
L) Sugg Max Load 8.2 lbf
O) Finish Zinc
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku ZZ1-43CS
C) Part Type Standard
D) Material Music Wire
E) Wire Diameter 0.79 mm
F) Outside Diameter 4.78 mm
G) Length 14.22 mm
H) End Type Machine Hook
I) End Position Random
J) Rate 8.58 N/mm
K) Initial Tension 0.45 kg
L) Sugg Max Deflection 3.56 mm
L) Sugg Max Load 36.47 N
O) Finish Zinc