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4339CS - 3.25" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 10.5 coils and closed & ground ends. This spring features an O.D. of 1.203", and an I.D. of 0.753".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 4339
Ends Closed & Ground
Finish Zinc
Free Length 3.25 in
Inside Diameter 0.753 in
Material Spring Steel
Outside Diameter 1.203 in
Part Type Standard
Rate 485 lbs/in
SKU 4339CS
Solid Length 2.36 in
Suggested Max Deflection 0.51 in
Suggested Max Load 246 lbf
Total Coils 10.5
Wire Diameter 0.225 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 4339
Ends Closed & Ground
Finish Zinc
Free Length 82.55 mm
Inside Diameter 19.13 mm
Material Spring Steel
Outside Diameter 30.56 mm
Part Type Standard
Rate 84.92 N/mm
SKU 4339CS
Solid Length 59.94 mm
Suggested Max Deflection 12.95 mm
Suggested Max Load 1094.21 N
Total Coils 10.5
Wire Diameter 5.72 mm
The 4339 compression spring is engineered for optimal performance in demanding applications. Constructed from high-quality spring 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 4339CS compression spring is designed with a free length of 11.5" total of 16 coils, and a rate of 59 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 4339 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.