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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

ZZ3-15CS - 1.56 Inch 302/304 Stainless Steel Extension Springs

Inventory:           
Estimated Lead Time

The ZZ3-15CS is a regular extension spring manufactured by Century Spring. It is made from 302/304 Stainless Steel and has a natural finish. This spring has a wire diameter of 0.031 inches, an outside diameter of 0.188 inches, and a free length of 1.56 inches. It has an initial tension of 1 Pound and a maximum deflection of 0.6 inches. The ZZ3-15CS has a spring rate of 7.5 lbs/inch and a maximum load of 5.8 Pound Force. It features machine hooks on both ends for easy installation. This regular extension spring is suitable for a variety of applications.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of timely delivery and maintaining a wide range of products for our customers. All our springs, including the ZZ3-15CS, 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 ZZ3-15CS
C) Part Type Standard
D) Material 302/304 Stainless Steel
E) Wire Diameter 0.031 in
F) Outside Diameter 0.188 in
G) Length 1.56 in
H) End Type Machine Hook
I) End Position Random
J) Rate 7.5 lbs/in
K) Initial Tension 1 lb
L) Sugg Max Deflection 0.6 in
L) Sugg Max Load 5.8 lbf
O) Finish None
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku ZZ3-15CS
C) Part Type Standard
D) Material 302/304 Stainless Steel
E) Wire Diameter 0.79 mm
F) Outside Diameter 4.78 mm
G) Length 39.62 mm
H) End Type Machine Hook
I) End Position Random
J) Rate 1.31 N/mm
K) Initial Tension 0.45 kg
L) Sugg Max Deflection 15.24 mm
L) Sugg Max Load 25.8 N
O) Finish None