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Century Spring

72703CS - 4" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 11.1 coils and closed & ground ends. This spring features an O.D. of 1.225", and an I.D. of 0.955".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 72703
Ends Closed & Ground
Finish None
Free Length 4 in
Inside Diameter 0.955 in
Material Music Wire
Outside Diameter 1.225 in
Part Type Standard
Rate 41 lbs/in
SKU 72703CS
Solid Length 1.5 in
Suggested Max Deflection 2.1 in
Suggested Max Load 86 lbf
Total Coils 11.1
Wire Diameter 0.135 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 72703
Ends Closed & Ground
Finish None
Free Length 101.6 mm
Inside Diameter 24.26 mm
Material Music Wire
Outside Diameter 31.12 mm
Part Type Standard
Rate 7.18 N/mm
SKU 72703CS
Solid Length 38.1 mm
Suggested Max Deflection 53.34 mm
Suggested Max Load 382.53 N
Total Coils 11.1
Wire Diameter 3.43 mm
The compression spring 72703CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality music wire, the 72703 compression spring design exhibits exceptional tensile strength and resilience.

The 72703 design is manufactured with a free length of 4", with an outer diameter of 1.225", an inner diameter of 0.955", and a total of 11.1 coils, expertly designed to deliver consistent compression characteristics including a rate of 41 lbs/in.

The 72703CS 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 72703 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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