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76039CS - 0.394" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 3.9 coils and closed & ground ends. This spring features an O.D. of 0.333", and an I.D. of 0.285".

NOTE: The spring rate value for compression springs with 4 coils or less is a reference value.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 76039
Ends Closed & Ground
Finish None
Free Length 0.394 in
Inside Diameter 0.285 in
Material Music Wire
Outside Diameter 0.333 in
Part Type Metric
Rate 7.98 lbs/in
SKU 76039CS
Solid Length 0.092 in
Suggested Max Deflection 0.294 in
Suggested Max Load 2.345 lbf
Total Coils 3.9
Wire Diameter 0.024 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 76039
Ends Closed & Ground
Finish None
Free Length 10.01 mm
Inside Diameter 7.24 mm
Material Music Wire
Outside Diameter 8.46 mm
Part Type Metric
Rate 1.4 N/mm
SKU 76039CS
Solid Length 2.34 mm
Suggested Max Deflection 7.47 mm
Suggested Max Load 10.43 N
Total Coils 3.9
Wire Diameter 0.61 mm
The compression spring 76039CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality music wire, the 76039 compression spring design exhibits exceptional tensile strength and resilience.

The 76039 design is manufactured with a free length of 0.394", with an outer diameter of 0.333", an inner diameter of 0.285", and a total of 3.9 coils, expertly designed to deliver consistent compression characteristics including a rate of 7.98 lbs/in.

The 76039CS 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 76039 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.