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I-31CS - 0.88" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 8 coils and closed ends. This spring features an O.D. of 0.484", and an I.D. of 0.446".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name I-31
Ends Closed
Finish None
Free Length 0.88 in
Inside Diameter 0.446 in
Material Music Wire
Outside Diameter 0.484 in
Part Type Standard
Rate 0.31 lbs/in
SKU I-31CS
Solid Length 0.17 in
Suggested Max Deflection 0.7 in
Suggested Max Load 0.22 lbf
Total Coils 8
Wire Diameter 0.019 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name I-31
Ends Closed
Finish None
Free Length 22.35 mm
Inside Diameter 11.33 mm
Material Music Wire
Outside Diameter 12.29 mm
Part Type Standard
Rate 0.05 N/mm
SKU I-31CS
Solid Length 4.32 mm
Suggested Max Deflection 17.78 mm
Suggested Max Load 0.98 N
Total Coils 8
Wire Diameter 0.48 mm
The I-31 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 I-31CS compression spring is designed with a free length of 0.47" total of 5 coils, and a rate of 27 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 I-31 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.