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A13-43CS - 3" 302/304 Stainless Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from 302/304 stainless steel with 8.5 coils and closed & ground ends. This spring features an O.D. of 0.859", and an I.D. of 0.767".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name A13-43
Ends Closed & Ground
Finish None
Free Length 3 in
Inside Diameter 0.767 in
Material 302/304 Stainless Steel
Outside Diameter 0.859 in
Part Type Standard
Rate 1.6 lbs/in
SKU A13-43CS
Solid Length 0.39 in
Suggested Max Deflection 2.6 in
Suggested Max Load 4.2 lbf
Total Coils 8.5
Wire Diameter 0.046 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name A13-43
Ends Closed & Ground
Finish None
Free Length 76.2 mm
Inside Diameter 19.48 mm
Material 302/304 Stainless Steel
Outside Diameter 21.82 mm
Part Type Standard
Rate 0.28 N/mm
SKU A13-43CS
Solid Length 9.91 mm
Suggested Max Deflection 66.04 mm
Suggested Max Load 18.68 N
Total Coils 8.5
Wire Diameter 1.17 mm
The A13-43 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 A13-43CS compression spring is designed with a free length of 0.88" total of 6 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 A13-43 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.