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A11-40CS - 0.88" Spring Steel Compression Spring

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Compression spring manufactured from spring steel with 6 coils and closed & ground ends. This spring features an O.D. of 0.5", and an I.D. of 0.386".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name A11-40
Ends Closed & Ground
Finish Gold Iridite
Free Length 0.88 in
Inside Diameter 0.386 in
Material Spring Steel
Outside Diameter 0.5 in
Part Type Standard
Rate 44 lbs/in
SKU A11-40CS
Solid Length 0.34 in
Suggested Max Deflection 0.3 in
Suggested Max Load 13 lbf
Total Coils 6
Wire Diameter 0.057 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name A11-40
Ends Closed & Ground
Finish Gold Iridite
Free Length 22.35 mm
Inside Diameter 9.8 mm
Material Spring Steel
Outside Diameter 12.7 mm
Part Type Standard
Rate 7.7 N/mm
SKU A11-40CS
Solid Length 8.64 mm
Suggested Max Deflection 7.62 mm
Suggested Max Load 57.82 N
Total Coils 6
Wire Diameter 1.45 mm
The A11-40 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 A11-40CS compression spring is designed with a free length of 1.31" total of 14.5 coils, and a rate of 1.8 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 A11-40 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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