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Century Spring

75049CS - 0.138" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 5.04 coils and closed ends. This spring features an O.D. of 0.089", and an I.D. of 0.069".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 75049
Ends Closed
Finish None
Free Length 0.138 in
Inside Diameter 0.069 in
Material Music Wire
Outside Diameter 0.089 in
Part Type Metric
Rate 10 lbs/in
SKU 75049CS
Solid Length 0.063 in
Suggested Max Deflection 0.07 in
Suggested Max Load 0.7 lbf
Total Coils 5.04
Wire Diameter 0.01 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 75049
Ends Closed
Finish None
Free Length 3.51 mm
Inside Diameter 1.75 mm
Material Music Wire
Outside Diameter 2.26 mm
Part Type Metric
Rate 1.75 N/mm
SKU 75049CS
Solid Length 1.6 mm
Suggested Max Deflection 1.78 mm
Suggested Max Load 3.11 N
Total Coils 5.04
Wire Diameter 0.25 mm
The 75049 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 75049CS compression spring is designed with a free length of 0.787" total of 30.51 coils, and a rate of 1.334 lbs/in providing a balanced combination of flexibility and strength. This spring coil, and its closed end configuration allows for efficient energy storage and release, making it suitable for applications requiring precise motion control.

The 75049 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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