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B1-43CS - 2.97 Inch 302/304 Stainless Steel Extension Springs

Inventory Status
Estimated Lead Time

The B1-43CS is a regular extension spring manufactured by Century Spring. This spring is made from 302/304 stainless steel and has a wire diameter of 0.041 inches. It has a free length of 2.97 inches and an outside diameter of 0.25 inches. The spring has a maximum deflection of 1.2 inches and a rate of 6.1 lbs/inch. With an initial tension of 2 pounds, it can handle a maximum load of 9.8 pound force. The B1-43CS is a left wind spring with full loops on both ends. This extension spring is designed for various applications and is a reliable choice for your needs.

At Century Spring, we understand the importance of fast shipping and a diverse inventory. We take pride in our significant stock of springs, including the B1-43CS, which are all made in the United States. With our efficient shipping services, we ensure that you receive your springs promptly, allowing you to complete your projects without delay. Trust Century Spring for high-quality springs and exceptional service.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 2 lb
Length 2.97 in
Material 302/304 Stainless Steel
Outside Diameter 0.25 in
Part Type Standard
Rate 6.1 lbs/in
SKU B1-43CS
Sugg Max Deflection 1.2 in
Sugg Max Load 9.8 lbf
Wind Direction Left
Wire Diameter 0.041 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 0.91 kg
Length 75.44 mm
Material 302/304 Stainless Steel
Outside Diameter 6.35 mm
Part Type Standard
Rate 1.07 N/mm
SKU B1-43CS
Sugg Max Deflection 30.48 mm
Sugg Max Load 43.59 N
Wind Direction Left
Wire Diameter 1.04 mm