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Century Spring

2557CS - 0.75" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 8.25 coils and closed & ground ends. This spring features an O.D. of 0.375", and an I.D. of 0.279".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 2557
Ends Closed & Ground
Finish Zinc
Free Length 0.75 in
Inside Diameter 0.279 in
Material Music Wire
Outside Diameter 0.375 in
Part Type Standard
Rate 35 lbs/in
SKU 2557CS
Solid Length 0.4 in
Suggested Max Deflection 0.35 in
Suggested Max Load 12 lbf
Total Coils 8.25
Wire Diameter 0.048 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 2557
Ends Closed & Ground
Finish Zinc
Free Length 19.05 mm
Inside Diameter 7.09 mm
Material Music Wire
Outside Diameter 9.53 mm
Part Type Standard
Rate 6.13 N/mm
SKU 2557CS
Solid Length 10.16 mm
Suggested Max Deflection 8.89 mm
Suggested Max Load 53.38 N
Total Coils 8.25
Wire Diameter 1.22 mm
The 2557 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 2557CS compression spring is designed with a free length of 0.5" total of 7 coils, and a rate of 29 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 2557 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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