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A9-56 - 0.31 Inch, 0.34 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 6.5 coils and Closed ends. This spring features an O.D. of 0.281 Inch, an I.D. of 0.257 Inch, and a spring rate of 0.34 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name A9-56
Ends Closed
Finish None
Free Length 0.31 in
Inside Diameter 0.257 in
Material Music Wire
Outside Diameter 0.281 in
Part Type Standard
Rate 0.34 lbs/in
SKU A9-56CS
Solid Length 0.09 in
Suggested Max Deflection 0.22 in
Suggested Max Load 0.08 lbf
Total Coils 6.5
Wire Diameter 0.012 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name A9-56
Ends Closed
Finish None
Free Length 7.87 mm
Inside Diameter 6.53 mm
Material Music Wire
Outside Diameter 7.14 mm
Part Type Standard
Rate 0.06 N/mm
SKU A9-56CS
Solid Length 2.29 mm
Suggested Max Deflection 5.59 mm
Suggested Max Load 0.36 N
Total Coils 6.5
Wire Diameter 0.3 mm

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