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S-418 - 3 Inch, 3.3 Inch Pounds 302/304 Stainless Steel Compression Spring

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

Regular compression spring in 302/304 Stainless Steel with 3.7 total coils and Closed ends. This spring features an O.D. of 2.625 Inch, an I.D. of 2.433 Inch, and a spring rate of 3.3 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-418
Ends Closed
Finish None
Free Length 3 in
Inside Diameter 2.433 in
Material 302/304 Stainless Steel
Outside Diameter 2.625 in
Part Type Standard
Rate 3.3 lbs/in
SKU S-418CS
Solid Length 0.444 in
Suggested Max Deflection 2.556 in
Suggested Max Load 8.4 lbf
Total Coils 3.7
Wire Diameter 0.095 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-418
Ends Closed
Finish None
Free Length 76.2 mm
Inside Diameter 61.8 mm
Material 302/304 Stainless Steel
Outside Diameter 66.68 mm
Part Type Standard
Rate 0.58 N/mm
SKU S-418CS
Solid Length 11.28 mm
Suggested Max Deflection 64.92 mm
Suggested Max Load 37.36 N
Total Coils 3.7
Wire Diameter 2.41 mm

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