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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

B1-52CS - 2.22 Inch 302/304 Stainless Steel Extension Springs

Inventory:           
Estimated Lead Time

The B1-52CS is a regular extension spring manufactured by Century Spring. This spring is made from 302/304 Stainless Steel and has a natural finish. It has a wire diameter of 0.055 inches, an outside diameter of 0.515 inches, and a free length of 2.22 inches. The B1-52CS has an initial tension of 2 Pound and a maximum deflection of 1.8 inches. It has a spring rate of 4.7 lbs/inch and a maximum load of 10 Pound Force. This spring features full loop ends and is suitable for various extension applications.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of quickly receiving the springs you need for your projects. That's why we offer reliable shipping options to ensure your order arrives promptly. Additionally, all our products, including the B1-52CS, are proudly made in the United States. With our commitment to quality and a wide range of spring options, Century Spring has you covered for all your spring needs.

Download CAD
Unit System
Specs (in standard)
Label Value
A) Brand Century Spring
B) Sku B1-52CS
C) Part Type Standard
D) Material 302/304 Stainless Steel
E) Wire Diameter 0.055 in
F) Outside Diameter 0.515 in
G) Length 2.22 in
H) End Type Full Loop
I) End Position Random
J) Rate 4.7 lbs/in
K) Initial Tension 2 lb
L) Sugg Max Deflection 1.8 in
L) Sugg Max Load 10 lbf
O) Finish None
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku B1-52CS
C) Part Type Standard
D) Material 302/304 Stainless Steel
E) Wire Diameter 1.4 mm
F) Outside Diameter 13.08 mm
G) Length 56.39 mm
H) End Type Full Loop
I) End Position Random
J) Rate 0.82 N/mm
K) Initial Tension 0.91 kg
L) Sugg Max Deflection 45.72 mm
L) Sugg Max Load 44.48 N
O) Finish None