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2509 - 3.38 Inch Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from Spring Steel with 20 coils and Closed & Ground ends. This spring features an O.D. of 0.718 Inch, and an I.D. of 0.534 Inch.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 2509
Ends Closed & Ground
Finish Zinc
Free Length 3.38 in
Inside Diameter 0.534 in
Material Spring Steel
Outside Diameter 0.718 in
Part Type Standard
Rate 23 lbs/in
SKU 2509CS
Solid Length 1.84 in
Suggested Max Deflection 1.5 in
Suggested Max Load 35 lbf
Total Coils 20
Wire Diameter 0.092 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 2509
Ends Closed & Ground
Finish Zinc
Free Length 85.85 mm
Inside Diameter 13.56 mm
Material Spring Steel
Outside Diameter 18.24 mm
Part Type Standard
Rate 4.03 N/mm
SKU 2509CS
Solid Length 46.74 mm
Suggested Max Deflection 38.1 mm
Suggested Max Load 155.68 N
Total Coils 20
Wire Diameter 2.34 mm
The 2509 compression spring is engineered for optimal performance in demanding applications. Constructed from high-quality hard drawn 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 2509CS compression spring is designed with a free length of 1.13" total of 7.75 coils, and a rate of 4.9 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 2509 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.