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3478 - 1.63 Inch, 3.5 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 14 coils and Closed & Ground ends. This spring features an O.D. of 0.531 Inch, an I.D. of 0.445 Inch, and a spring rate of 3.5 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 3478
Ends Closed & Ground
Finish Zinc
Free Length 1.63 in
Inside Diameter 0.445 in
Material Spring Steel
Outside Diameter 0.531 in
Part Type Standard
Rate 3.5 lbs/in
SKU 3478CS
Solid Length 0.6 in
Suggested Max Deflection 1 in
Suggested Max Load 3.6 lbf
Total Coils 14
Wire Diameter 0.043 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 3478
Ends Closed & Ground
Finish Zinc
Free Length 41.4 mm
Inside Diameter 11.3 mm
Material Spring Steel
Outside Diameter 13.49 mm
Part Type Standard
Rate 0.61 N/mm
SKU 3478CS
Solid Length 15.24 mm
Suggested Max Deflection 25.4 mm
Suggested Max Load 16.01 N
Total Coils 14
Wire Diameter 1.09 mm

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