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3929 - 3.75 Inch 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 13 coils and Closed ends. This spring features an O.D. of 0.765 Inch, and an I.D. of 0.661 Inch.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 3929
Ends Closed
Finish Zinc
Free Length 3.75 in
Inside Diameter 0.661 in
Material Spring Steel
Outside Diameter 0.765 in
Part Type Standard
Rate 2.6 lbs/in
SKU 3929CS
Solid Length 0.73 in
Suggested Max Deflection 2.5 in
Suggested Max Load 6.7 lbf
Total Coils 13
Wire Diameter 0.052 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 3929
Ends Closed
Finish Zinc
Free Length 95.25 mm
Inside Diameter 16.79 mm
Material Spring Steel
Outside Diameter 19.43 mm
Part Type Standard
Rate 0.46 N/mm
SKU 3929CS
Solid Length 18.54 mm
Suggested Max Deflection 63.5 mm
Suggested Max Load 29.8 N
Total Coils 13
Wire Diameter 1.32 mm

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