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

Compression spring manufactured from Music Wire with 8.5 coils and Closed ends. This spring features an O.D. of 0.328 Inch, and an I.D. of 0.242 Inch.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 2581
Ends Closed
Finish Zinc
Free Length 1 in
Inside Diameter 0.242 in
Material Music Wire
Outside Diameter 0.328 in
Part Type Standard
Rate 33 lbs/in
SKU 2581CS
Solid Length 0.41 in
Suggested Max Deflection 0.39 in
Suggested Max Load 13 lbf
Total Coils 8.5
Wire Diameter 0.043 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 2581
Ends Closed
Finish Zinc
Free Length 25.4 mm
Inside Diameter 6.15 mm
Material Music Wire
Outside Diameter 8.33 mm
Part Type Standard
Rate 5.78 N/mm
SKU 2581CS
Solid Length 10.41 mm
Suggested Max Deflection 9.91 mm
Suggested Max Load 57.82 N
Total Coils 8.5
Wire Diameter 1.09 mm