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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

ZZ1-56CS - 1.09 Inch 302/304 Stainless Steel Extension Springs

Inventory:           
Estimated Lead Time

The ZZ1-56CS is a regular extension spring manufactured by Century Spring. It is made from 302/304 stainless steel and has a wire diameter of 0.02 inches. This spring has a free length of 1.09 Inch and an outside diameter of 0.125 inches. It has an initial tension of 0.5 Pound and a maximum deflection of 0.43 inches. The ZZ1-56CS has a spring rate of 4.4 lbs/inch and a maximum load of 2.4 Pound Force. It features machine hook ends and is designed for various extension spring applications.

At Century Spring, we pride ourselves on our fast shipping and extensive inventory. We understand the importance of timely delivery, which is why we prioritize quick order processing and shipment. Additionally, we maintain a significant stock of springs, including the ZZ1-56CS, ensuring that our customers have access to the products they need when they need them. Furthermore, we take pride in manufacturing our springs in the United States, ensuring high-quality craftsmanship and supporting local industry. Trust Century Spring for all your spring needs.

Download CAD
Unit System
Specs (in standard)
Label Value
A) Brand Century Spring
B) Sku ZZ1-56CS
C) Part Type Standard
D) Material 302/304 Stainless Steel
E) Wire Diameter 0.02 in
F) Outside Diameter 0.125 in
G) Length 1.09 in
H) End Type Machine Hook
I) End Position Random
J) Rate 4.4 lbs/in
K) Initial Tension 0.5 lb
L) Sugg Max Deflection 0.43 in
L) Sugg Max Load 2.4 lbf
O) Finish None
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku ZZ1-56CS
C) Part Type Standard
D) Material 302/304 Stainless Steel
E) Wire Diameter 0.51 mm
F) Outside Diameter 3.18 mm
G) Length 27.69 mm
H) End Type Machine Hook
I) End Position Random
J) Rate 0.77 N/mm
K) Initial Tension 0.23 kg
L) Sugg Max Deflection 10.92 mm
L) Sugg Max Load 10.68 N
O) Finish None