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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

B5-41CS - 3.75 Inch 302/304 Stainless Steel Extension Springs

Inventory:           
Estimated Lead Time

The B5-41CS is a regular extension spring manufactured by Century Spring. It is made from 302/304 stainless steel and has a left wind direction. This spring has a wire diameter of 0.054 inch and an outside diameter of 0.5 inches. It has a free length of 3.75 inches and an initial tension of 2 pounds. The B5-41CS has a maximum deflection of 4 inches and a maximum load of 9.9 pound force. With its machine hook ends, this extension spring is suitable for various applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery, which is why we ensure that our products, including the B5-41CS, are readily available. As a U.S.-based manufacturer, we prioritize quality and craftsmanship. Rest assured that when you choose Century Spring, you are getting reliable products made in the United States. With our efficient shipping and ample supply, you can trust us to meet your spring needs promptly.

Download CAD
Unit System
Specs (in standard)
Label Value
A) Brand Century Spring
B) Sku B5-41CS
C) Part Type Standard
D) Material 302/304 Stainless Steel
E) Wire Diameter 0.054 in
F) Outside Diameter 0.5 in
G) Length 3.75 in
H) End Type Machine Hook
I) End Position Random
J) Rate 2.1 lbs/in
K) Initial Tension 2 lb
L) Sugg Max Deflection 4 in
L) Sugg Max Load 9.9 lbf
O) Finish None
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku B5-41CS
C) Part Type Standard
D) Material 302/304 Stainless Steel
E) Wire Diameter 1.37 mm
F) Outside Diameter 12.7 mm
G) Length 95.25 mm
H) End Type Machine Hook
I) End Position Random
J) Rate 0.37 N/mm
K) Initial Tension 0.91 kg
L) Sugg Max Deflection 101.6 mm
L) Sugg Max Load 44.04 N
O) Finish None