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3660 - 3.25 Inch, 2.5 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 11.8 coils and Closed & Ground ends. This spring features an O.D. of 0.609 Inch, an I.D. of 0.525 Inch, and a spring rate of 2.5 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 3660
Ends Closed & Ground
Finish Zinc
Free Length 3.25 in
Inside Diameter 0.525 in
Material Spring Steel
Outside Diameter 0.609 in
Part Type Standard
Rate 2.5 lbs/in
SKU 3660CS
Solid Length 0.49 in
Suggested Max Deflection 1.9 in
Suggested Max Load 4.8 lbf
Total Coils 11.8
Wire Diameter 0.042 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 3660
Ends Closed & Ground
Finish Zinc
Free Length 82.55 mm
Inside Diameter 13.34 mm
Material Spring Steel
Outside Diameter 15.47 mm
Part Type Standard
Rate 0.44 N/mm
SKU 3660CS
Solid Length 12.45 mm
Suggested Max Deflection 48.26 mm
Suggested Max Load 21.35 N
Total Coils 11.8
Wire Diameter 1.07 mm

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