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A9-29CS - 1.44" 302/304 Stainless Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from 302/304 stainless steel with 9.5 coils and closed & ground ends. This spring features an O.D. of 0.562", and an I.D. of 0.4".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name A9-29
Ends Closed & Ground
Finish None
Free Length 1.44 in
Inside Diameter 0.4 in
Material 302/304 Stainless Steel
Outside Diameter 0.562 in
Part Type Standard
Rate 68 lbs/in
SKU A9-29CS
Solid Length 0.78 in
Suggested Max Deflection 0.444 in
Suggested Max Load 30 lbf
Total Coils 9.5
Wire Diameter 0.082 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name A9-29
Ends Closed & Ground
Finish None
Free Length 36.58 mm
Inside Diameter 10.16 mm
Material 302/304 Stainless Steel
Outside Diameter 14.27 mm
Part Type Standard
Rate 11.91 N/mm
SKU A9-29CS
Solid Length 19.81 mm
Suggested Max Deflection 11.28 mm
Suggested Max Load 133.44 N
Total Coils 9.5
Wire Diameter 2.08 mm
The A9-29 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 A9-29CS compression spring is designed with a free length of 0.63" total of 7.5 coils, and a rate of 15 lbs/in providing a balanced combination of flexibility and strength. This spring coil, and its closed end configuration allows for efficient energy storage and release, making it suitable for applications requiring precise motion control.

The A9-29 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.