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B5-29CS - 3.50 Inch Spring Steel Extension Springs

Inventory Status
Estimated Lead Time

The B5-29CS is an extension spring manufactured by Century Spring. It is made from spring steel, ensuring durability and strength. This spring has a free length of 3.5 inches and an outside diameter of 0.656 inches. With an initial tension of 0.9 pound, it provides the necessary force for extension. The B5-29CS has a maximum deflection of 6.4 inches and a maximum load capacity of 7.9 pound force. Its wire diameter measures 0.054 inches. Designed with a left wind direction and machine hooks on both ends, this extension spring is suitable for a wide range of applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. You can rely on us to promptly deliver the B5-29CS and other springs to meet your project needs. Our products are proudly made in the United States, ensuring quality and craftsmanship. With our efficient shipping and ample supply, Century Spring is committed to providing exceptional service and reliable springs for your projects.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.9 lb
Length 3.5 in
Material Spring Steel
Outside Diameter 0.656 in
Part Type Standard
Rate 1.1 lbs/in
SKU B5-29CS
Sugg Max Deflection 6.4 in
Sugg Max Load 7.9 lbf
Wind Direction Left
Wire Diameter 0.054 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.41 kg
Length 88.9 mm
Material Spring Steel
Outside Diameter 16.66 mm
Part Type Standard
Rate 0.19 N/mm
SKU B5-29CS
Sugg Max Deflection 162.56 mm
Sugg Max Load 35.14 N
Wind Direction Left
Wire Diameter 1.37 mm