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3509 - 0.53 Inch, 11 Inch Pounds Music Wire Compression Spring

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

Compression spring manufactured from Music Wire with 5.5 coils and Closed & Ground ends. This spring features an O.D. of 0.343 Inch, an I.D. of 0.283 Inch, and a spring rate of 11 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 3509
Ends Closed & Ground
Finish Zinc
Free Length 0.53 in
Inside Diameter 0.283 in
Material Music Wire
Outside Diameter 0.343 in
Part Type Standard
Rate 11 lbs/in
SKU 3509CS
Solid Length 0.17 in
Suggested Max Deflection 0.37 in
Suggested Max Load 4 lbf
Total Coils 5.5
Wire Diameter 0.03 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 3509
Ends Closed & Ground
Finish Zinc
Free Length 13.46 mm
Inside Diameter 7.19 mm
Material Music Wire
Outside Diameter 8.71 mm
Part Type Standard
Rate 1.93 N/mm
SKU 3509CS
Solid Length 4.32 mm
Suggested Max Deflection 9.4 mm
Suggested Max Load 17.79 N
Total Coils 5.5
Wire Diameter 0.76 mm

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