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100 YRS

The Countdown to 100 Years of Century Spring!

Since 1927, Century Spring Corp has been the original industry-leading spring manufacturer for both stock and custom springs. Read about 100 Years of Century Spring here.

167 DAYS

ZZ3-63CS - 2.09 Inch Spring Steel Extension Springs

Inventory:           
Estimated Lead Time

The ZZ3-63CS is a regular extension spring manufactured by Century Spring. It is made from spring steel and has a zinc finish. This spring has a wire diameter of 0.0625 inches, an outer diameter of 0.437 inches, and a free length of 2.09 inches. It has an initial tension of 4.4 Pound and a maximum deflection of 0.93 inches. The ZZ3-63CS has a spring rate of 16 lbs/inch and a maximum load of 19 Pound Force. It features machine hook ends and a left wind direction. This regular extension spring from Century Spring is suitable for a wide range of applications.

At Century Spring, we offer fast shipping and maintain a significant stock inventory. Our products, including the ZZ3-63CS, 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.

Download CAD
Unit System
Specs (in standard)
Label Value
A) Brand Century Spring
B) Sku ZZ3-63CS
C) Part Type Standard
D) Material Spring Steel
E) Wire Diameter 0.0625 in
F) Outside Diameter 0.437 in
G) Length 2.09 in
H) End Type Machine Hook
I) End Position Random
J) Rate 16 lbs/in
K) Initial Tension 4.4 lb
L) Sugg Max Deflection 0.93 in
L) Sugg Max Load 19 lbf
O) Finish Zinc
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku ZZ3-63CS
C) Part Type Standard
D) Material Spring Steel
E) Wire Diameter 1.59 mm
F) Outside Diameter 11.1 mm
G) Length 53.09 mm
H) End Type Machine Hook
I) End Position Random
J) Rate 2.8 N/mm
K) Initial Tension 2 kg
L) Sugg Max Deflection 23.62 mm
L) Sugg Max Load 84.51 N
O) Finish Zinc