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4290 - 1.03 Inch, 4.7 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 9 coils and Closed & Ground ends. This spring features an O.D. of 0.375 Inch, an I.D. of 0.313 Inch, and a spring rate of 4.7 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 4290
Ends Closed & Ground
Finish Zinc
Free Length 1.03 in
Inside Diameter 0.313 in
Material Music Wire
Outside Diameter 0.375 in
Part Type Standard
Rate 4.7 lbs/in
SKU 4290CS
Solid Length 0.28 in
Suggested Max Deflection 0.75 in
Suggested Max Load 3.5 lbf
Total Coils 9
Wire Diameter 0.031 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 4290
Ends Closed & Ground
Finish Zinc
Free Length 26.16 mm
Inside Diameter 7.95 mm
Material Music Wire
Outside Diameter 9.53 mm
Part Type Standard
Rate 0.82 N/mm
SKU 4290CS
Solid Length 7.11 mm
Suggested Max Deflection 19.05 mm
Suggested Max Load 15.57 N
Total Coils 9
Wire Diameter 0.79 mm

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