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O-27 - 0.31 Inch, 45 Inch Pounds Music Wire Compression Spring

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

Regular compression spring in Music Wire with 4 total coils and Closed ends. This spring features an O.D. of 0.266 Inch, an I.D. of 0.206 Inch, and a spring rate of 45 Inch Pounds.

NOTE: The spring rate value for compression springs with 4 coils or less is a reference value.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name O-27
Ends Closed
Finish None
Free Length 0.31 in
Inside Diameter 0.206 in
Material Music Wire
Outside Diameter 0.266 in
Part Type Standard
Rate 45 lbs/in
SKU O-27CS
Solid Length 0.15 in
Suggested Max Deflection 0.13 in
Suggested Max Load 5.6 lbf
Total Coils 4
Wire Diameter 0.03 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name O-27
Ends Closed
Finish None
Free Length 7.87 mm
Inside Diameter 5.23 mm
Material Music Wire
Outside Diameter 6.76 mm
Part Type Standard
Rate 7.88 N/mm
SKU O-27CS
Solid Length 3.81 mm
Suggested Max Deflection 3.3 mm
Suggested Max Load 24.91 N
Total Coils 4
Wire Diameter 0.76 mm