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NN-9CS - 0.69" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 19 coils and closed & ground ends. This spring features an O.D. of 0.125", and an I.D. of 0.079".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name NN-9
Ends Closed & Ground
Finish None
Free Length 0.69 in
Inside Diameter 0.079 in
Material Music Wire
Outside Diameter 0.125 in
Part Type Standard
Rate 22 lbs/in
SKU NN-9CS
Solid Length 0.44 in
Suggested Max Deflection 0.24 in
Suggested Max Load 5.5 lbf
Total Coils 19
Wire Diameter 0.023 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name NN-9
Ends Closed & Ground
Finish None
Free Length 17.53 mm
Inside Diameter 2.01 mm
Material Music Wire
Outside Diameter 3.18 mm
Part Type Standard
Rate 3.85 N/mm
SKU NN-9CS
Solid Length 11.18 mm
Suggested Max Deflection 6.1 mm
Suggested Max Load 24.46 N
Total Coils 19
Wire Diameter 0.58 mm
The compression spring NN-9CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality music wire, the NN-9 compression spring design exhibits exceptional tensile strength and resilience.

The NN-9 design is manufactured with a free length of 0.69", with an outer diameter of 0.125", an inner diameter of 0.079", and a total of 19 coils, expertly designed to deliver consistent compression characteristics including a rate of 22 lbs/in.

The NN-9CS 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 NN-9 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.