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3487 - 2.75 Inch, 4 Inch Pounds Hard Drawn Compression Spring

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

Compression spring manufactured from Hard Drawn with 7 coils and Closed ends. This spring features an O.D. of 1.156 Inch, an I.D. of 1.026 Inch, and a spring rate of 4 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 3487
Ends Closed
Finish Zinc
Free Length 2.75 in
Inside Diameter 1.026 in
Material Hard Drawn
Outside Diameter 1.156 in
Part Type Standard
Rate 4 lbs/in
SKU 3487CS
Solid Length 0.52 in
Suggested Max Deflection 2.2 in
Suggested Max Load 8.7 lbf
Total Coils 7
Wire Diameter 0.065 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 3487
Ends Closed
Finish Zinc
Free Length 69.85 mm
Inside Diameter 26.06 mm
Material Hard Drawn
Outside Diameter 29.36 mm
Part Type Standard
Rate 0.7 N/mm
SKU 3487CS
Solid Length 13.21 mm
Suggested Max Deflection 55.88 mm
Suggested Max Load 38.7 N
Total Coils 7
Wire Diameter 1.65 mm