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11525CS - 8.28" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 23 coils and closed & ground ends. This spring features an O.D. of 0.875", and an I.D. of 0.685".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 11525
Ends Closed & Ground
Finish Zinc
Free Length 8.28 in
Inside Diameter 0.685 in
Material Spring Steel
Outside Diameter 0.875 in
Part Type Standard
Rate 12 lbs/in
SKU 11525CS
Solid Length 2.28 in
Suggested Max Deflection 2.7 in
Suggested Max Load 32 lbf
Total Coils 23
Wire Diameter 0.095 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 11525
Ends Closed & Ground
Finish Zinc
Free Length 210.31 mm
Inside Diameter 17.4 mm
Material Spring Steel
Outside Diameter 22.23 mm
Part Type Standard
Rate 2.1 N/mm
SKU 11525CS
Solid Length 57.91 mm
Suggested Max Deflection 68.58 mm
Suggested Max Load 142.34 N
Total Coils 23
Wire Diameter 2.41 mm
The 11525 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 11525CS compression spring is designed with a free length of 3.94" total of 14.5 coils, and a rate of 23 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 11525 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.