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72571 - 4.5 Inch, 20 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 13.6 coils and Closed & Ground ends. This spring features an O.D. of 1.1 Inch, an I.D. of 0.876 Inch, and a spring rate of 20 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 72571
Ends Closed & Ground
Finish None
Free Length 4.5 in
Inside Diameter 0.876 in
Material Music Wire
Outside Diameter 1.1 in
Part Type Standard
Rate 20 lbs/in
SKU 72571CS
Solid Length 1.53 in
Suggested Max Deflection 2.8 in
Suggested Max Load 56 lbf
Total Coils 13.6
Wire Diameter 0.112 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 72571
Ends Closed & Ground
Finish None
Free Length 114.3 mm
Inside Diameter 22.25 mm
Material Music Wire
Outside Diameter 27.94 mm
Part Type Standard
Rate 3.5 N/mm
SKU 72571CS
Solid Length 38.86 mm
Suggested Max Deflection 71.12 mm
Suggested Max Load 249.09 N
Total Coils 13.6
Wire Diameter 2.84 mm

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