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DD-89CS - 0.5" 302/304 Stainless Steel Compression Spring

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Compression spring manufactured from 302/304 stainless steel with 3.5 coils and closed & ground ends. This spring features an O.D. of 0.562", and an I.D. of 0.438".

NOTE: The spring rate value for compression springs with 4 coils or less is a reference value.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name DD-89
Ends Closed & Ground
Finish None
Free Length 0.5 in
Inside Diameter 0.438 in
Material 302/304 Stainless Steel
Outside Diameter 0.562 in
Part Type Standard
Rate 99 lbs/in
SKU DD-89CS
Solid Length 0.22 in
Suggested Max Deflection 0.146 in
Suggested Max Load 14.5 lbf
Total Coils 3.5
Wire Diameter 0.0625 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name DD-89
Ends Closed & Ground
Finish None
Free Length 12.7 mm
Inside Diameter 11.13 mm
Material 302/304 Stainless Steel
Outside Diameter 14.27 mm
Part Type Standard
Rate 17.33 N/mm
SKU DD-89CS
Solid Length 5.59 mm
Suggested Max Deflection 3.71 mm
Suggested Max Load 64.5 N
Total Coils 3.5
Wire Diameter 1.59 mm
The compression spring DD-89CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality 302/304 stainless steel, the DD-89 compression spring design exhibits exceptional tensile strength and resilience.

The DD-89 design is manufactured with a free length of 0.5", with an outer diameter of 0.562", an inner diameter of 0.438", and a total of 3.5 coils, expertly designed to deliver consistent compression characteristics including a rate of 99 lbs/in.

The DD-89CS compression spring is ideally suited for use in a wide range of mechanical assemblies, including but not limited to automotive suspension systems, industrial machinery, and electronic devices.

In summary, the compression spring DD-89 design stands out for its superior material properties, thoughtful design, and versatility in application. It is a prime choice for engineers committed to excellence and innovation in their projects.

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