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B5-58CS - 4.47 Inch 302/304 Stainless Steel Extension Springs

Inventory Status
Estimated Lead Time

The B5-58CS is a regular extension spring manufactured by Century Spring. It is made from 302/304 Stainless Steel and has a machine hook on both ends. This spring has a free length of 4.47 inches and an initial tension of 4 pounds. With an outside diameter of 1 inch and a wire diameter of 0.096 inches, it has a maximum deflection of 5 inches and a maximum load of 25 pounds force. The B5-58CS has a spring rate of 4.2 lbs/inch and is wound in a left direction. Century Spring takes pride in offering high-quality springs made in the United States.

Century Spring understands the importance of fast shipping and maintaining a significant stock inventory. We strive to ensure that our customers, like you, receive their springs promptly and efficiently. With our extensive inventory, you can trust that the B5-58CS, along with our other springs, will be readily available for your projects. Rest assured that when you choose Century Spring, you are choosing quality, reliability, and American-made products.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 4 lb
Length 4.47 in
Material 302/304 Stainless Steel
Outside Diameter 1 in
Part Type Standard
Rate 4.2 lbs/in
SKU B5-58CS
Sugg Max Deflection 5 in
Sugg Max Load 25 lbf
Wind Direction Left
Wire Diameter 0.096 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 1.81 kg
Length 113.54 mm
Material 302/304 Stainless Steel
Outside Diameter 25.4 mm
Part Type Standard
Rate 0.74 N/mm
SKU B5-58CS
Sugg Max Deflection 127 mm
Sugg Max Load 111.2 N
Wind Direction Left
Wire Diameter 2.44 mm