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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

ZZ1-7CS - 0.59 Inch 302/304 Stainless Steel Extension Springs

Inventory:           
Estimated Lead Time

The ZZ1-7CS 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 0.59 inch and an outside diameter of 0.188 inches. It has an initial tension of 0.2 pound and a maximum deflection of 0.45 inches. The ZZ1-7CS has a spring rate of 3 lbs/inch and can withstand a maximum load of 1.5 pound force. It features machine hook ends and a left wind direction. This extension spring is ideal 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 strive to ensure that our customers receive their springs promptly. Additionally, all our products, including the ZZ1-7CS, are proudly made in the United States. With our reliable shipping and commitment to quality, Century Spring is your trusted source for high-quality springs for your projects.

Download CAD
Unit System
Specs (in standard)
Label Value
A) Brand Century Spring
B) Sku ZZ1-7CS
C) Part Type Standard
D) Material 302/304 Stainless Steel
E) Wire Diameter 0.02 in
F) Outside Diameter 0.188 in
G) Length 0.59 in
H) End Type Machine Hook
I) End Position Random
J) Rate 3 lbs/in
K) Initial Tension 0.2 lb
L) Sugg Max Deflection 0.45 in
L) Sugg Max Load 1.5 lbf
O) Finish None
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku ZZ1-7CS
C) Part Type Standard
D) Material 302/304 Stainless Steel
E) Wire Diameter 0.51 mm
F) Outside Diameter 4.78 mm
G) Length 14.99 mm
H) End Type Machine Hook
I) End Position Random
J) Rate 0.53 N/mm
K) Initial Tension 0.09 kg
L) Sugg Max Deflection 11.43 mm
L) Sugg Max Load 6.67 N
O) Finish None