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B18-138CS - 0.44 Inch Music Wire Compression Springs

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The B18-138CS is a regular compression spring manufactured by Century Spring. It is made from Music Wire and features a gold iridite finish. This spring has a wire diameter of 0.01 inches, an outer diameter of 0.156 inches, and a length of 0.44 inches. With a spring rate of 1.2 lbs/inch, it can provide a maximum deflection of 0.37 inches. The B18-138CS is a closed-end spring, meaning the ends are squared. It has a total of 6 coils and can withstand a maximum load of 0.42 Pound Force. This standard compression spring is suitable for a wide range of applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. Whether you need the B18-138CS or any other spring, we ensure prompt delivery to meet your project deadlines. As a U.S.-based manufacturer, we guarantee the quality and reliability of our products. With Century Spring, you can count on receiving the springs you need quickly and efficiently.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Closed
Finish Gold Iridite
Free Length 0.44 in
Inside Diameter 0.136 in
Material Music Wire
Outside Diameter 0.156 in
Part Type Standard
Rate 1.2 lbs/in
SKU B18-138CS
Solid Length 0.07 in
Suggested Max Deflection 0.37 in
Suggested Max Load 0.42 lbf
Total Coils 6
Wire Diameter 0.01 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed
Finish Gold Iridite
Free Length 11.18 mm
Inside Diameter 3.45 mm
Material Music Wire
Outside Diameter 3.96 mm
Part Type Standard
Rate 0.21 N/mm
SKU B18-138CS
Solid Length 1.78 mm
Suggested Max Deflection 9.4 mm
Suggested Max Load 1.87 N
Total Coils 6
Wire Diameter 0.25 mm