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DD-79 - 0.41 Inch, 21 Inch Pounds Spring Steel Compression Spring

Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours

Compression spring manufactured from Spring Steel with 4.25 coils and Closed & Ground ends. This spring features an O.D. of 0.39 Inch, an I.D. of 0.32 Inch, and a spring rate of 21 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name DD-79
Ends Closed & Ground
Finish None
Free Length 0.41 in
Inside Diameter 0.32 in
Material Spring Steel
Outside Diameter 0.39 in
Part Type Standard
Rate 21 lbs/in
SKU DD-79CS
Solid Length 0.15 in
Suggested Max Deflection 0.2 in
Suggested Max Load 4.3 lbf
Total Coils 4.25
Wire Diameter 0.035 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name DD-79
Ends Closed & Ground
Finish None
Free Length 10.41 mm
Inside Diameter 8.13 mm
Material Spring Steel
Outside Diameter 9.91 mm
Part Type Standard
Rate 3.68 N/mm
SKU DD-79CS
Solid Length 3.81 mm
Suggested Max Deflection 5.08 mm
Suggested Max Load 19.13 N
Total Coils 4.25
Wire Diameter 0.89 mm

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