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I-64CS - 0.81" Spring Steel Compression Spring

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Compression spring manufactured from spring steel with 8.75 coils and closed & ground ends. This spring features an O.D. of 0.375", and an I.D. of 0.297".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name I-64
Ends Closed & Ground
Finish Zinc
Free Length 0.81 in
Inside Diameter 0.297 in
Material Spring Steel
Outside Diameter 0.375 in
Part Type Standard
Rate 13 lbs/in
SKU I-64CS
Solid Length 0.34 in
Suggested Max Deflection 0.47 in
Suggested Max Load 6.1 lbf
Total Coils 8.75
Wire Diameter 0.039 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name I-64
Ends Closed & Ground
Finish Zinc
Free Length 20.57 mm
Inside Diameter 7.54 mm
Material Spring Steel
Outside Diameter 9.53 mm
Part Type Standard
Rate 2.28 N/mm
SKU I-64CS
Solid Length 8.64 mm
Suggested Max Deflection 11.94 mm
Suggested Max Load 27.13 N
Total Coils 8.75
Wire Diameter 0.99 mm
The I-64 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-64CS compression spring is designed with a free length of 1.69" total of 24 coils, and a rate of 5.7 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-64 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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