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S-401 - 0.94 Inch, 143 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 3.5 total coils and Closed & Ground ends. This spring features an O.D. of 1.39 Inch, an I.D. of 1.12 Inch, and a spring rate of 143 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-401
Ends Closed & Ground
Finish None
Free Length 0.94 in
Inside Diameter 1.12 in
Material 302/304 Stainless Steel
Outside Diameter 1.39 in
Part Type Standard
Rate 143 lbs/in
SKU S-401CS
Solid Length 0.47 in
Suggested Max Deflection 0.34 in
Suggested Max Load 49 lbf
Total Coils 3.5
Wire Diameter 0.135 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-401
Ends Closed & Ground
Finish None
Free Length 23.88 mm
Inside Diameter 28.45 mm
Material 302/304 Stainless Steel
Outside Diameter 35.31 mm
Part Type Standard
Rate 25.04 N/mm
SKU S-401CS
Solid Length 11.94 mm
Suggested Max Deflection 8.64 mm
Suggested Max Load 217.95 N
Total Coils 3.5
Wire Diameter 3.43 mm

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