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Century Spring

I-15CS - 0.44" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 4.5 coils and closed & ground ends. This spring features an O.D. of 0.36", and an I.D. of 0.28".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name I-15
Ends Closed & Ground
Finish Zinc
Free Length 0.44 in
Inside Diameter 0.28 in
Material Spring Steel
Outside Diameter 0.36 in
Part Type Standard
Rate 45 lbs/in
SKU I-15CS
Solid Length 0.18 in
Suggested Max Deflection 0.15 in
Suggested Max Load 6.8 lbf
Total Coils 4.5
Wire Diameter 0.04 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name I-15
Ends Closed & Ground
Finish Zinc
Free Length 11.18 mm
Inside Diameter 7.11 mm
Material Spring Steel
Outside Diameter 9.14 mm
Part Type Standard
Rate 7.88 N/mm
SKU I-15CS
Solid Length 4.57 mm
Suggested Max Deflection 3.81 mm
Suggested Max Load 30.25 N
Total Coils 4.5
Wire Diameter 1.02 mm
The I-15 compression spring is engineered for optimal performance in demanding applications. Constructed from high-quality spring steel 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-15CS compression spring is designed with a free length of 0.5" total of 3.5 coils, and a rate of 30 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-15 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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