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B17-137CS - 1.38 Inch Music Wire Extension Springs

Inventory Status
Estimated Lead Time

The B17-137CS is a regular extension spring manufactured by Century Spring. It is made from high-quality Music Wire and has a natural finish. This spring has a wire diameter of 0.02 inches, an outside diameter of 0.125 inches, and a free length of 1.38 inches. It has an initial tension of 0.6 pound and a maximum deflection of 0.91 inches. With a maximum load capacity of 3.5 pound force, this spring is suitable for a variety of applications. Its ends are designed with full loops, providing secure attachment points. At Century Spring, we take pride in offering top-notch springs like the B17-137CS that meet your specific needs.

Century Spring ensures fast shipping and maintains a significant stock inventory. We are proud to manufacture our products in the United States. With our efficient shipping and ample supply, customers can rely on Century Spring to deliver the springs they require promptly. Trust us to provide you with the high-quality springs you need for your projects.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 0.6 lb
Length 1.38 in
Material Music Wire
Outside Diameter 0.125 in
Part Type Standard
Rate 3.2 lbs/in
SKU B17-137CS
Sugg Max Deflection 0.91 in
Sugg Max Load 3.5 lbf
Wind Direction Left
Wire Diameter 0.02 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 0.27 kg
Length 35.05 mm
Material Music Wire
Outside Diameter 3.18 mm
Part Type Standard
Rate 0.56 N/mm
SKU B17-137CS
Sugg Max Deflection 23.11 mm
Sugg Max Load 15.57 N
Wind Direction Left
Wire Diameter 0.51 mm