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3771 - 1.25 Inch, 477 Inch Pounds Spring Steel Compression Spring

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

Compression spring manufactured from Spring Steel with 6 coils and Closed & Ground ends. This spring features an O.D. of 0.765 Inch, an I.D. of 0.495 Inch, and a spring rate of 477 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 3771
Ends Closed & Ground
Finish Zinc
Free Length 1.25 in
Inside Diameter 0.495 in
Material Spring Steel
Outside Diameter 0.765 in
Part Type Standard
Rate 477 lbs/in
SKU 3771CS
Solid Length 0.81 in
Suggested Max Deflection 0.2 in
Suggested Max Load 94 lbf
Total Coils 6
Wire Diameter 0.135 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 3771
Ends Closed & Ground
Finish Zinc
Free Length 31.75 mm
Inside Diameter 12.57 mm
Material Spring Steel
Outside Diameter 19.43 mm
Part Type Standard
Rate 83.52 N/mm
SKU 3771CS
Solid Length 20.57 mm
Suggested Max Deflection 5.08 mm
Suggested Max Load 418.11 N
Total Coils 6
Wire Diameter 3.43 mm

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