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70978CS - 1.75" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 17.8 coils and closed & ground ends. This spring features an O.D. of 0.3", and an I.D. of 0.206".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 70978
Ends Closed & Ground
Finish None
Free Length 1.75 in
Inside Diameter 0.206 in
Material Music Wire
Outside Diameter 0.3 in
Part Type Standard
Rate 28 lbs/in
SKU 70978CS
Solid Length 0.83 in
Suggested Max Deflection 0.65 in
Suggested Max Load 18 lbf
Total Coils 17.8
Wire Diameter 0.047 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 70978
Ends Closed & Ground
Finish None
Free Length 44.45 mm
Inside Diameter 5.23 mm
Material Music Wire
Outside Diameter 7.62 mm
Part Type Standard
Rate 4.9 N/mm
SKU 70978CS
Solid Length 21.08 mm
Suggested Max Deflection 16.51 mm
Suggested Max Load 80.06 N
Total Coils 17.8
Wire Diameter 1.19 mm
The compression spring 70978CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality music wire, the 70978 compression spring design exhibits exceptional tensile strength and resilience.

The 70978 design is manufactured with a free length of 1.75", with an outer diameter of 0.3", an inner diameter of 0.206", and a total of 17.8 coils, expertly designed to deliver consistent compression characteristics including a rate of 28 lbs/in.

The 70978CS 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 70978 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.