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A11-12CS - 1.06" 302/304 Stainless Steel Compression Spring

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Compression spring manufactured from 302/304 stainless steel with 7 coils and closed & ground ends. This spring features an O.D. of 0.468", and an I.D. of 0.408".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name A11-12
Ends Closed & Ground
Finish None
Free Length 1.06 in
Inside Diameter 0.408 in
Material 302/304 Stainless Steel
Outside Diameter 0.468 in
Part Type Standard
Rate 2.5 lbs/in
SKU A11-12CS
Solid Length 0.21 in
Suggested Max Deflection 0.85 in
Suggested Max Load 2.1 lbf
Total Coils 7
Wire Diameter 0.03 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name A11-12
Ends Closed & Ground
Finish None
Free Length 26.92 mm
Inside Diameter 10.36 mm
Material 302/304 Stainless Steel
Outside Diameter 11.89 mm
Part Type Standard
Rate 0.44 N/mm
SKU A11-12CS
Solid Length 5.33 mm
Suggested Max Deflection 21.59 mm
Suggested Max Load 9.34 N
Total Coils 7
Wire Diameter 0.76 mm
The A11-12 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 A11-12CS compression spring is designed with a free length of 0.38" total of 10 coils, and a rate of 11 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 A11-12 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.