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Century Spring

DD-39CS - 0.5" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 5 coils and closed & ground ends. This spring features an O.D. of 0.234", and an I.D. of 0.134".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name DD-39
Ends Closed & Ground
Finish Zinc
Free Length 0.5 in
Inside Diameter 0.134 in
Material Spring Steel
Outside Diameter 0.234 in
Part Type Standard
Rate 481 lbs/in
SKU DD-39CS
Solid Length 0.25 in
Suggested Max Deflection 0.04 in
Suggested Max Load 18 lbf
Total Coils 5
Wire Diameter 0.05 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name DD-39
Ends Closed & Ground
Finish Zinc
Free Length 12.7 mm
Inside Diameter 3.4 mm
Material Spring Steel
Outside Diameter 5.94 mm
Part Type Standard
Rate 84.22 N/mm
SKU DD-39CS
Solid Length 6.35 mm
Suggested Max Deflection 1.02 mm
Suggested Max Load 80.06 N
Total Coils 5
Wire Diameter 1.27 mm
The DD-39 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 DD-39CS compression spring is designed with a free length of 0.88" total of 12 coils, and a rate of 2.6 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 DD-39 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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