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B12-50 - 0.69 Inch, 0.37 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 8.25 coils and Closed ends. This spring features an O.D. of 0.42 Inch, an I.D. of 0.384 Inch, and a spring rate of 0.37 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name B12-50
Ends Closed
Finish None
Free Length 0.69 in
Inside Diameter 0.384 in
Material Music Wire
Outside Diameter 0.42 in
Part Type Standard
Rate 0.37 lbs/in
SKU B12-50CS
Solid Length 0.17 in
Suggested Max Deflection 0.52 in
Suggested Max Load 0.19 lbf
Total Coils 8.25
Wire Diameter 0.018 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name B12-50
Ends Closed
Finish None
Free Length 17.53 mm
Inside Diameter 9.75 mm
Material Music Wire
Outside Diameter 10.67 mm
Part Type Standard
Rate 0.06 N/mm
SKU B12-50CS
Solid Length 4.32 mm
Suggested Max Deflection 13.21 mm
Suggested Max Load 0.85 N
Total Coils 8.25
Wire Diameter 0.46 mm

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