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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

S-597CS - 4 Inch 302/304 Stainless Steel Extension Springs

Inventory:           
Estimated Lead Time

The S-597CS is a regular extension spring manufactured by Century Spring. It is made from 302/304 stainless steel and has a finish of none. This spring has a wire diameter of 0.091 inches, an outside diameter of 0.625 inches, and a free length of 4 inches. It has an initial tension of 9 pounds and a maximum deflection of 1.7 inches. The S-597CS has a spring rate of 16 lbs/inch and a maximum load of 36 pound force. It features machine hook ends and is wound in a left wind direction. This extension spring is suitable for various applications and is part of Century Spring's extensive inventory.

At Century Spring, we prioritize fast shipping and maintain a significant stock inventory. Our products, including the S-597CS, 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 S-597CS
C) Part Type Standard
D) Material 302/304 Stainless Steel
E) Wire Diameter 0.091 in
F) Outside Diameter 0.625 in
G) Length 4 in
H) End Type Machine Hook
I) End Position Random
J) Rate 16 lbs/in
K) Initial Tension 9 lb
L) Sugg Max Deflection 1.7 in
L) Sugg Max Load 36 lbf
O) Finish None
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku S-597CS
C) Part Type Standard
D) Material 302/304 Stainless Steel
E) Wire Diameter 2.31 mm
F) Outside Diameter 15.88 mm
G) Length 101.6 mm
H) End Type Machine Hook
I) End Position Random
J) Rate 2.8 N/mm
K) Initial Tension 4.08 kg
L) Sugg Max Deflection 43.18 mm
L) Sugg Max Load 160.13 N
O) Finish None