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FF-3 - 0.44 Inch, 0.91 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 6 coils and Closed ends. This spring features an O.D. of 0.312 Inch, an I.D. of 0.28 Inch, and a spring rate of 0.91 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name FF-3
Ends Closed
Finish None
Free Length 0.44 in
Inside Diameter 0.28 in
Material Music Wire
Outside Diameter 0.312 in
Part Type Standard
Rate 0.91 lbs/in
SKU FF-3CS
Solid Length 0.11 in
Suggested Max Deflection 0.33 in
Suggested Max Load 0.3 lbf
Total Coils 6
Wire Diameter 0.016 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name FF-3
Ends Closed
Finish None
Free Length 11.18 mm
Inside Diameter 7.11 mm
Material Music Wire
Outside Diameter 7.92 mm
Part Type Standard
Rate 0.16 N/mm
SKU FF-3CS
Solid Length 2.79 mm
Suggested Max Deflection 8.38 mm
Suggested Max Load 1.33 N
Total Coils 6
Wire Diameter 0.41 mm

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