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Century Spring

A11-53CS - 1.38" 302/304 Stainless Steel Compression Spring

Inventory Status
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Compression spring manufactured from 302/304 stainless steel with 11.3 coils and closed ends. This spring features an O.D. of 0.437", and an I.D. of 0.347".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name A11-53
Ends Closed
Finish None
Free Length 1.38 in
Inside Diameter 0.347 in
Material 302/304 Stainless Steel
Outside Diameter 0.437 in
Part Type Standard
Rate 9.3 lbs/in
SKU A11-53CS
Solid Length 0.55 in
Suggested Max Deflection 0.8 in
Suggested Max Load 7.5 lbf
Total Coils 11.3
Wire Diameter 0.045 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name A11-53
Ends Closed
Finish None
Free Length 35.05 mm
Inside Diameter 8.81 mm
Material 302/304 Stainless Steel
Outside Diameter 11.1 mm
Part Type Standard
Rate 1.63 N/mm
SKU A11-53CS
Solid Length 13.97 mm
Suggested Max Deflection 20.32 mm
Suggested Max Load 33.36 N
Total Coils 11.3
Wire Diameter 1.14 mm
The A11-53 compression spring is engineered for optimal performance in demanding applications. Constructed from high-quality 302/304 stainless 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 A11-53CS compression spring is designed with a free length of 0.59" total of 4 coils, and a rate of 2769 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 A11-53 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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