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U-90 - 0.31 Inch, 153 Inch Pounds Music Wire Compression Spring

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

Compression spring manufactured from Music Wire with 8 coils and Closed & Ground ends. This spring features an O.D. of 0.156 Inch, an I.D. of 0.09 Inch, and a spring rate of 153 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name U-90
Ends Closed & Ground
Finish Zinc
Free Length 0.31 in
Inside Diameter 0.09 in
Material Music Wire
Outside Diameter 0.156 in
Part Type Standard
Rate 153 lbs/in
SKU U-90CS
Solid Length 0.26 in
Suggested Max Deflection 0.05 in
Suggested Max Load 7.3 lbf
Total Coils 8
Wire Diameter 0.033 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name U-90
Ends Closed & Ground
Finish Zinc
Free Length 7.87 mm
Inside Diameter 2.29 mm
Material Music Wire
Outside Diameter 3.96 mm
Part Type Standard
Rate 26.79 N/mm
SKU U-90CS
Solid Length 6.6 mm
Suggested Max Deflection 1.27 mm
Suggested Max Load 32.47 N
Total Coils 8
Wire Diameter 0.84 mm

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