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B9-52 - 3.5 Inch, 28 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 18 coils and Closed & Ground ends. This spring features an O.D. of 0.828 Inch, an I.D. of 0.62 Inch, and a spring rate of 28 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name B9-52
Ends Closed & Ground
Finish Zinc
Free Length 3.5 in
Inside Diameter 0.62 in
Material Spring Steel
Outside Diameter 0.828 in
Part Type Standard
Rate 28 lbs/in
SKU B9-52CS
Solid Length 1.87 in
Suggested Max Deflection 1.6 in
Suggested Max Load 44 lbf
Total Coils 18
Wire Diameter 0.104 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name B9-52
Ends Closed & Ground
Finish Zinc
Free Length 88.9 mm
Inside Diameter 15.75 mm
Material Spring Steel
Outside Diameter 21.03 mm
Part Type Standard
Rate 4.9 N/mm
SKU B9-52CS
Solid Length 47.5 mm
Suggested Max Deflection 40.64 mm
Suggested Max Load 195.71 N
Total Coils 18
Wire Diameter 2.64 mm

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