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I-89 - 0.88 Inch, 4.1 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 0.315 Inch, and a spring rate of 4.1 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name I-89
Ends Closed & Ground
Finish Zinc
Free Length 0.88 in
Inside Diameter 0.315 in
Material Music Wire
Outside Diameter 0.375 in
Part Type Standard
Rate 4.1 lbs/in
SKU I-89CS
Solid Length 0.27 in
Suggested Max Deflection 0.61 in
Suggested Max Load 2.5 lbf
Total Coils 9
Wire Diameter 0.03 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name I-89
Ends Closed & Ground
Finish Zinc
Free Length 22.35 mm
Inside Diameter 8 mm
Material Music Wire
Outside Diameter 9.53 mm
Part Type Standard
Rate 0.72 N/mm
SKU I-89CS
Solid Length 6.86 mm
Suggested Max Deflection 15.49 mm
Suggested Max Load 11.12 N
Total Coils 9
Wire Diameter 0.76 mm

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