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B1-31 - 0.56 Inch, 35 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 4.5 coils and Closed & Ground ends. This spring features an O.D. of 0.453 Inch, an I.D. of 0.363 Inch, and a spring rate of 35 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name B1-31
Ends Closed & Ground
Finish None
Free Length 0.56 in
Inside Diameter 0.363 in
Material Spring Steel
Outside Diameter 0.453 in
Part Type Standard
Rate 35 lbs/in
SKU B1-31CS
Solid Length 0.2 in
Suggested Max Deflection 0.22 in
Suggested Max Load 7.7 lbf
Total Coils 4.5
Wire Diameter 0.045 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name B1-31
Ends Closed & Ground
Finish None
Free Length 14.22 mm
Inside Diameter 9.22 mm
Material Spring Steel
Outside Diameter 11.51 mm
Part Type Standard
Rate 6.13 N/mm
SKU B1-31CS
Solid Length 5.08 mm
Suggested Max Deflection 5.59 mm
Suggested Max Load 34.25 N
Total Coils 4.5
Wire Diameter 1.14 mm

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