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S-3018 - 1.13 Inch, 18 Inch Pounds 302/304 Stainless Steel Compression Spring

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

Regular compression spring in 302/304 Stainless Steel with 4 total coils and Closed ends. This spring features an O.D. of 1.406 Inch, an I.D. of 1.226 Inch, and a spring rate of 18 Inch Pounds.

NOTE: The spring rate value for compression springs with 4 coils or less is a reference value.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name S-3018
Ends Closed
Finish None
Free Length 1.13 in
Inside Diameter 1.226 in
Material 302/304 Stainless Steel
Outside Diameter 1.406 in
Part Type Standard
Rate 18 lbs/in
SKU S-3018CS
Solid Length 0.45 in
Suggested Max Deflection 0.68 in
Suggested Max Load 12 lbf
Total Coils 4
Wire Diameter 0.09 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-3018
Ends Closed
Finish None
Free Length 28.7 mm
Inside Diameter 31.14 mm
Material 302/304 Stainless Steel
Outside Diameter 35.71 mm
Part Type Standard
Rate 3.15 N/mm
SKU S-3018CS
Solid Length 11.43 mm
Suggested Max Deflection 17.27 mm
Suggested Max Load 53.38 N
Total Coils 4
Wire Diameter 2.29 mm

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