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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

ZZ3-5CS - 0.50 Inch Music Wire Extension Springs

Inventory:           
Estimated Lead Time

The ZZ3-5CS is an extension spring manufactured by Century Spring. It belongs to the regular extension spring family and has a full loop on both ends. This spring is made from Music Wire and does not have a specific finish applied. It has a free length of 0.5 inches and an initial tension of 0.04 pounds. The ZZ3-5CS can handle a maximum deflection of 1.4 inches and a maximum load of 0.64 pounds force. Its measurement units are standard, with an outside diameter of 0.156 inches and a wire diameter of 0.012 inches. The spring rate is 0.43 lbs/inch. Weighing only 0.0004 pounds, this left-wound spring is suitable for various applications.

At Century Spring, we pride ourselves on fast shipping and a significant stock inventory. We understand the importance of timely delivery and maintaining a wide range of product availability. Our springs, including the ZZ3-5CS, are proudly made in the United States. With our efficient shipping process and ample supply, we ensure that our customers can quickly receive the springs they need for their projects. Trust Century Spring for high-quality springs and reliable service.

Download CAD
Unit System
Specs (in standard)
Label Value
A) Brand Century Spring
B) Sku ZZ3-5CS
C) Part Type Standard
D) Material Music Wire
E) Wire Diameter 0.012 in
F) Outside Diameter 0.156 in
G) Length 0.5 in
H) End Type Full Loop
I) End Position Random
J) Rate 0.43 lbs/in
K) Initial Tension 0.04 lb
L) Sugg Max Deflection 1.4 in
L) Sugg Max Load 0.64 lbf
O) Finish None
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku ZZ3-5CS
C) Part Type Standard
D) Material Music Wire
E) Wire Diameter 0.3 mm
F) Outside Diameter 3.96 mm
G) Length 12.7 mm
H) End Type Full Loop
I) End Position Random
J) Rate 0.08 N/mm
K) Initial Tension 0.02 kg
L) Sugg Max Deflection 35.56 mm
L) Sugg Max Load 2.85 N
O) Finish None