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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-111CS - 0.69 Inch Music Wire Extension Springs

Inventory:           
Estimated Lead Time

The O-111CS is a regular extension spring manufactured by Century Spring. It is made from high-quality music wire and features a durable black oxide finish. With a wire diameter of 0.015 inch and an outside diameter of 0.188 inches, this spring has a free length of 0.69 inch and an initial tension of 0.07 pound. It is capable of a maximum deflection of 1.6 inch and can withstand a maximum load of 0.94 pound force. The O-111CS is designed with full loop ends and has a spring rate of 0.56 lbs/inch. This standard extension spring is suitable for a wide range of applications.

At Century Spring, we understand the importance of fast shipping and maintaining a significant inventory. We pride ourselves on our efficient shipping process, ensuring that customers receive their springs in a timely manner. Additionally, we keep a large stock of springs, including the O-111CS, readily available to meet the demands of our customers. As an American company, we take pride in manufacturing our springs in the United States, ensuring the highest quality standards. With our reliable shipping and ample stock, Century Spring is your go-to destination for all your spring needs.

Download CAD
Unit System
Specs (in standard)
Label Value
A) Brand Century Spring
B) Sku O-111CS
C) Part Type Standard
D) Material Music Wire
E) Wire Diameter 0.015 in
F) Outside Diameter 0.188 in
G) Length 0.69 in
H) End Type Full Loop
I) End Position Random
J) Rate 0.56 lbs/in
K) Initial Tension 0.07 lb
L) Sugg Max Deflection 1.6 in
L) Sugg Max Load 0.94 lbf
O) Finish Black Oxide
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku O-111CS
C) Part Type Standard
D) Material Music Wire
E) Wire Diameter 0.38 mm
F) Outside Diameter 4.78 mm
G) Length 17.53 mm
H) End Type Full Loop
I) End Position Random
J) Rate 0.1 N/mm
K) Initial Tension 0.03 kg
L) Sugg Max Deflection 40.64 mm
L) Sugg Max Load 4.18 N
O) Finish Black Oxide