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70203CS - 1.13" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 28.9 coils and closed & ground ends. This spring features an O.D. of 0.12", and an I.D. of 0.072".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 70203
Ends Closed & Ground
Finish None
Free Length 1.13 in
Inside Diameter 0.072 in
Material Music Wire
Outside Diameter 0.12 in
Part Type Standard
Rate 20 lbs/in
SKU 70203CS
Solid Length 0.69 in
Suggested Max Deflection 0.32 in
Suggested Max Load 6.4 lbf
Total Coils 28.9
Wire Diameter 0.024 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 70203
Ends Closed & Ground
Finish None
Free Length 28.7 mm
Inside Diameter 1.83 mm
Material Music Wire
Outside Diameter 3.05 mm
Part Type Standard
Rate 3.5 N/mm
SKU 70203CS
Solid Length 17.53 mm
Suggested Max Deflection 8.13 mm
Suggested Max Load 28.47 N
Total Coils 28.9
Wire Diameter 0.61 mm
The compression spring 70203CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality music wire, the 70203 compression spring design exhibits exceptional tensile strength and resilience.

The 70203 design is manufactured with a free length of 1.13", with an outer diameter of 0.12", an inner diameter of 0.072", and a total of 28.9 coils, expertly designed to deliver consistent compression characteristics including a rate of 20 lbs/in.

The 70203CS 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 70203 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.