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2731 - 0.31 Inch, 65 Inch Pounds Spring Steel Compression Spring

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

Regular compression spring in Spring Steel with 3 total coils and Closed ends. This spring features an O.D. of 0.343 Inch, an I.D. of 0.275 Inch, and a spring rate of 65 Inch Pounds.

NOTE: The spring rate value for compression springs with 4 coils or less is a reference value.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 2731
Ends Closed
Finish Zinc
Free Length 0.31 in
Inside Diameter 0.275 in
Material Spring Steel
Outside Diameter 0.343 in
Part Type Standard
Rate 65 lbs/in
SKU 2731CS
Solid Length 0.14 in
Suggested Max Deflection 0.07 in
Suggested Max Load 4.6 lbf
Total Coils 3
Wire Diameter 0.034 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 2731
Ends Closed
Finish Zinc
Free Length 7.87 mm
Inside Diameter 6.99 mm
Material Spring Steel
Outside Diameter 8.71 mm
Part Type Standard
Rate 11.38 N/mm
SKU 2731CS
Solid Length 3.56 mm
Suggested Max Deflection 1.78 mm
Suggested Max Load 20.46 N
Total Coils 3
Wire Diameter 0.86 mm

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