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B1-61CS - 2.03 Inch 302/304 Stainless Steel Extension Springs

Inventory Status
Estimated Lead Time

The B1-61CS is a regular extension spring manufactured by Century Spring. This spring is made from 302/304 stainless steel and has a wire diameter of 0.046 inches. It has an outside diameter of 0.5 inch and a free length of 2.03 inches. The B1-61CS has a spring rate of 2.5 lbs/inch and an initial tension of 0.8 pound. It can handle a maximum load of 6.4 pound force and has a maximum deflection of 2.2 inches. This spring features full loop ends and is suitable for various applications.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of timely delivery, which is why we strive to get your order to you as quickly as possible. With our large selection of springs, including the B1-61CS, you can trust that we have the products you need readily available. Additionally, all of our springs are proudly made in the United States, ensuring high-quality craftsmanship. Trust Century Spring for your spring needs and experience the convenience of our fast shipping and reliable inventory.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 0.8 lb
Length 2.03 in
Material 302/304 Stainless Steel
Outside Diameter 0.5 in
Part Type Standard
Rate 2.5 lbs/in
SKU B1-61CS
Sugg Max Deflection 2.2 in
Sugg Max Load 6.4 lbf
Wind Direction Left
Wire Diameter 0.046 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 0.36 kg
Length 51.56 mm
Material 302/304 Stainless Steel
Outside Diameter 12.7 mm
Part Type Standard
Rate 0.44 N/mm
SKU B1-61CS
Sugg Max Deflection 55.88 mm
Sugg Max Load 28.47 N
Wind Direction Left
Wire Diameter 1.17 mm