This browser is no longer supported. Upgrade to Microsoft Edge or switch to a supported browser, like Chrome, Safari, or Firefox, to explore the MW Components website.

We're sorry for the inconvenience.

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

S-623CS - 3.38 Inch 302/304 Stainless Steel Extension Springs

Inventory:           
Estimated Lead Time

The S-623CS is a regular extension spring manufactured by Century Spring. It is made from 302/304 Stainless Steel and has a machine hook on both ends. This spring has a free length of 3.38 inches and an initial tension of 3 pounds. With a wire diameter of 0.0625 inch and an outside diameter of 0.5 inches, it is designed to provide a maximum deflection of 2.6 inches and can handle a maximum load of 15 pound force. The S-623CS has a spring rate of 4.8 lbs/inch, making it suitable for a variety of applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. Our products, including the S-623CS, are proudly made in the United States. With our efficient shipping process and ample supply, we ensure that customers receive their springs promptly and can rely on our high-quality products for their projects.

Download CAD
Unit System
Specs (in standard)
Label Value
A) Brand Century Spring
B) Sku S-623CS
C) Part Type Standard
D) Material 302/304 Stainless Steel
E) Wire Diameter 0.0625 in
F) Outside Diameter 0.5 in
G) Length 3.38 in
H) End Type Machine Hook
I) End Position Random
J) Rate 4.8 lbs/in
K) Initial Tension 3 lb
L) Sugg Max Deflection 2.6 in
L) Sugg Max Load 15 lbf
O) Finish None
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku S-623CS
C) Part Type Standard
D) Material 302/304 Stainless Steel
E) Wire Diameter 1.59 mm
F) Outside Diameter 12.7 mm
G) Length 85.85 mm
H) End Type Machine Hook
I) End Position Random
J) Rate 0.84 N/mm
K) Initial Tension 1.36 kg
L) Sugg Max Deflection 66.04 mm
L) Sugg Max Load 66.72 N
O) Finish None