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Century Spring

II-47CS - 0.69" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 7 coils and closed ends. This spring features an O.D. of 0.296", and an I.D. of 0.236".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name II-47
Ends Closed
Finish None
Free Length 0.69 in
Inside Diameter 0.236 in
Material Music Wire
Outside Diameter 0.296 in
Part Type Standard
Rate 12 lbs/in
SKU II-47CS
Solid Length 0.24 in
Suggested Max Deflection 0.41 in
Suggested Max Load 5.1 lbf
Total Coils 7
Wire Diameter 0.03 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name II-47
Ends Closed
Finish None
Free Length 17.53 mm
Inside Diameter 5.99 mm
Material Music Wire
Outside Diameter 7.52 mm
Part Type Standard
Rate 2.1 N/mm
SKU II-47CS
Solid Length 6.1 mm
Suggested Max Deflection 10.41 mm
Suggested Max Load 22.68 N
Total Coils 7
Wire Diameter 0.76 mm
The II-47 compression spring is engineered for optimal performance in demanding applications. Constructed from high-quality music wire and designed with precision and durability in mind, this spring is an essential component for a variety of mechanical systems where reliable force and resilience are paramount.

The II-47CS compression spring is designed with a free length of 0.88" total of 44 coils, and a rate of 0.21 lbs/in providing a balanced combination of flexibility and strength. This spring coil, and its closed & ground end configuration allows for efficient energy storage and release, making it suitable for applications requiring precise motion control.

The II-47 spring design is ideal for use in industrial machinery, automotive systems, and various mechanical assemblies where reliable force application is crucial. Its robust construction and thoughtful design make it a dependable choice for engineers seeking a high-performance spring solution.

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