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S-431 - 4.31 Inch, 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 11.8 coils and Closed & Ground ends. This spring features an O.D. of 1.281 Inch, an I.D. of 1.121 Inch, and a spring rate of 3 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name S-431
Ends Closed & Ground
Finish None
Free Length 4.31 in
Inside Diameter 1.121 in
Material 302/304 Stainless Steel
Outside Diameter 1.281 in
Part Type Standard
Rate 3 lbs/in
SKU S-431CS
Solid Length 0.95 in
Suggested Max Deflection 3.4 in
Suggested Max Load 10 lbf
Total Coils 11.8
Wire Diameter 0.08 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-431
Ends Closed & Ground
Finish None
Free Length 109.47 mm
Inside Diameter 28.47 mm
Material 302/304 Stainless Steel
Outside Diameter 32.54 mm
Part Type Standard
Rate 0.53 N/mm
SKU S-431CS
Solid Length 24.13 mm
Suggested Max Deflection 86.36 mm
Suggested Max Load 44.48 N
Total Coils 11.8
Wire Diameter 2.03 mm

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