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40 - 3.5 Inch Hard Drawn Compression Spring

Inventory Status
Limited Availability

Compression spring manufactured from Hard Drawn with 17.5 coils and Closed ends. This spring features an O.D. of 0.75 Inch, and an I.D. of 0.568 Inch.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 40
Ends Closed
Finish Zinc
Free Length 3.5 in
Inside Diameter 0.568 in
Material Hard Drawn
Outside Diameter 0.75 in
Part Type Standard
Rate 22 lbs/in
SKU 40CS
Solid Length 1.68 in
Suggested Max Deflection 1.5 in
Suggested Max Load 32 lbf
Total Coils 17.5
Wire Diameter 0.091 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 40
Ends Closed
Finish Zinc
Free Length 88.9 mm
Inside Diameter 14.43 mm
Material Hard Drawn
Outside Diameter 19.05 mm
Part Type Standard
Rate 3.85 N/mm
SKU 40CS
Solid Length 42.67 mm
Suggested Max Deflection 38.1 mm
Suggested Max Load 142.34 N
Total Coils 17.5
Wire Diameter 2.31 mm

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