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S-1618 - 3.5 Inch, 1.3 Inch Pounds 302/304 Stainless Steel Compression Spring

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

Compression spring manufactured from 302/304 Stainless Steel with 11.3 coils and Closed & Ground ends. This spring features an O.D. of 1.015 Inch, an I.D. of 0.907 Inch, and a spring rate of 1.3 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name S-1618
Ends Closed & Ground
Finish None
Free Length 3.5 in
Inside Diameter 0.907 in
Material 302/304 Stainless Steel
Outside Diameter 1.015 in
Part Type Standard
Rate 1.3 lbs/in
SKU S-1618CS
Solid Length 0.61 in
Suggested Max Deflection 2.9 in
Suggested Max Load 3.8 lbf
Total Coils 11.3
Wire Diameter 0.054 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-1618
Ends Closed & Ground
Finish None
Free Length 88.9 mm
Inside Diameter 23.04 mm
Material 302/304 Stainless Steel
Outside Diameter 25.78 mm
Part Type Standard
Rate 0.23 N/mm
SKU S-1618CS
Solid Length 15.49 mm
Suggested Max Deflection 73.66 mm
Suggested Max Load 16.9 N
Total Coils 11.3
Wire Diameter 1.37 mm

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