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3309 - 2.5 Inch, 91 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 9 coils and Closed & Ground ends. This spring features an O.D. of 1.094 Inch, an I.D. of 0.814 Inch, and a spring rate of 91 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 3309
Ends Closed & Ground
Finish Zinc
Free Length 2.5 in
Inside Diameter 0.814 in
Material Spring Steel
Outside Diameter 1.094 in
Part Type Standard
Rate 91 lbs/in
SKU 3309CS
Solid Length 1.26 in
Suggested Max Deflection 0.84 in
Suggested Max Load 76 lbf
Total Coils 9
Wire Diameter 0.14 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 3309
Ends Closed & Ground
Finish Zinc
Free Length 63.5 mm
Inside Diameter 20.68 mm
Material Spring Steel
Outside Diameter 27.79 mm
Part Type Standard
Rate 15.93 N/mm
SKU 3309CS
Solid Length 32 mm
Suggested Max Deflection 21.34 mm
Suggested Max Load 338.05 N
Total Coils 9
Wire Diameter 3.56 mm

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