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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

O-17CS - 1.09 Inch 302/304 Stainless Steel Extension Springs

Inventory:           
Estimated Lead Time

The O-17CS is a regular extension spring manufactured by Century Spring. This spring is made from 302/304 Stainless Steel and has a machine hook on both ends. It has a free length of 1.09 Inch and an initial tension of 0.2 Pound. With a maximum deflection of 1 Inch and a maximum load of 1.5 Pound Force, this spring is suitable for a variety of applications. The O-17CS has an outside diameter of 0.172 Inch and a wire diameter of 0.019 inches. Its spring rate is 1.2 lbs/inch. This extension spring is designed to wind in the left direction.

Century Spring prioritizes fast shipping and maintains a significant stock inventory. We are proud to manufacture our products in the United States. With our efficient shipping and ample supply, Century Spring ensures that customers can quickly obtain the springs they need for their projects.

Download CAD
Unit System
Specs (in standard)
Label Value
A) Brand Century Spring
B) Sku O-17CS
C) Part Type Standard
D) Material 302/304 Stainless Steel
E) Wire Diameter 0.019 in
F) Outside Diameter 0.172 in
G) Length 1.09 in
H) End Type Machine Hook
I) End Position Random
J) Rate 1.2 lbs/in
K) Initial Tension 0.2 lb
L) Sugg Max Deflection 1 in
L) Sugg Max Load 1.5 lbf
O) Finish None
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku O-17CS
C) Part Type Standard
D) Material 302/304 Stainless Steel
E) Wire Diameter 0.48 mm
F) Outside Diameter 4.37 mm
G) Length 27.69 mm
H) End Type Machine Hook
I) End Position Random
J) Rate 0.21 N/mm
K) Initial Tension 0.09 kg
L) Sugg Max Deflection 25.4 mm
L) Sugg Max Load 6.67 N
O) Finish None