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Century Spring

A15-40CS - 0.84" 302/304 Stainless Steel Compression Spring

Inventory Status
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Compression spring manufactured from 302/304 stainless steel with 6.5 coils and closed & ground ends. This spring features an O.D. of 0.5", and an I.D. of 0.432".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name A15-40
Ends Closed & Ground
Finish None
Free Length 0.84 in
Inside Diameter 0.432 in
Material 302/304 Stainless Steel
Outside Diameter 0.5 in
Part Type Standard
Rate 3.7 lbs/in
SKU A15-40CS
Solid Length 0.22 in
Suggested Max Deflection 0.62 in
Suggested Max Load 2.3 lbf
Total Coils 6.5
Wire Diameter 0.034 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name A15-40
Ends Closed & Ground
Finish None
Free Length 21.34 mm
Inside Diameter 10.97 mm
Material 302/304 Stainless Steel
Outside Diameter 12.7 mm
Part Type Standard
Rate 0.65 N/mm
SKU A15-40CS
Solid Length 5.59 mm
Suggested Max Deflection 15.75 mm
Suggested Max Load 10.23 N
Total Coils 6.5
Wire Diameter 0.86 mm
The A15-40 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 A15-40CS compression spring is designed with a free length of 0.69" total of 6.25 coils, and a rate of 21 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 A15-40 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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