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Century Spring

11250CS - 1.25" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 5.5 coils and closed & ground ends. This spring features an O.D. of 0.921", and an I.D. of 0.731".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 11250
Ends Closed & Ground
Finish Zinc
Free Length 1.25 in
Inside Diameter 0.731 in
Material Spring Steel
Outside Diameter 0.921 in
Part Type Standard
Rate 59 lbs/in
SKU 11250CS
Solid Length 0.52 in
Suggested Max Deflection 0.51 in
Suggested Max Load 30 lbf
Total Coils 5.5
Wire Diameter 0.095 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 11250
Ends Closed & Ground
Finish Zinc
Free Length 31.75 mm
Inside Diameter 18.57 mm
Material Spring Steel
Outside Diameter 23.39 mm
Part Type Standard
Rate 10.33 N/mm
SKU 11250CS
Solid Length 13.21 mm
Suggested Max Deflection 12.95 mm
Suggested Max Load 133.44 N
Total Coils 5.5
Wire Diameter 2.41 mm
The 11250 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 11250CS compression spring is designed with a free length of 2.5" total of 16 coils, and a rate of 71 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 11250 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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