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Century Spring

B7-48CS - 0.72" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 12.3 coils and closed & ground ends. This spring features an O.D. of 0.172", and an I.D. of 0.122".

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name B7-48
Ends Closed & Ground
Finish None
Free Length 0.72 in
Inside Diameter 0.122 in
Material Music Wire
Outside Diameter 0.172 in
Part Type Standard
Rate 17 lbs/in
SKU B7-48CS
Solid Length 0.31 in
Suggested Max Deflection 0.29 in
Suggested Max Load 4.9 lbf
Total Coils 12.3
Wire Diameter 0.025 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name B7-48
Ends Closed & Ground
Finish None
Free Length 18.29 mm
Inside Diameter 3.1 mm
Material Music Wire
Outside Diameter 4.37 mm
Part Type Standard
Rate 2.98 N/mm
SKU B7-48CS
Solid Length 7.87 mm
Suggested Max Deflection 7.37 mm
Suggested Max Load 21.8 N
Total Coils 12.3
Wire Diameter 0.64 mm
The compression spring B7-48CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality music wire, the B7-48 compression spring design exhibits exceptional tensile strength and resilience.

The B7-48 design is manufactured with a free length of 0.72", with an outer diameter of 0.172", an inner diameter of 0.122", and a total of 12.3 coils, expertly designed to deliver consistent compression characteristics including a rate of 17 lbs/in.

The B7-48CS compression spring is ideally suited for use in a wide range of mechanical assemblies, including but not limited to automotive suspension systems, industrial machinery, and electronic devices.

In summary, the compression spring B7-48 design stands out for its superior material properties, thoughtful design, and versatility in application. It is a prime choice for engineers committed to excellence and innovation in their projects.

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