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S-1639 - 10.5 Inch, 20 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 18.1 coils and Closed & Ground ends. This spring features an O.D. of 2.5 Inch, an I.D. of 2.03 Inch, and a spring rate of 20 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name S-1639
Ends Closed & Ground
Finish None
Free Length 10.5 in
Inside Diameter 2.03 in
Material 302/304 Stainless Steel
Outside Diameter 2.5 in
Part Type Standard
Rate 20 lbs/in
SKU S-1639CS
Solid Length 4.237 in
Suggested Max Deflection 6.07 in
Suggested Max Load 121 lbf
Total Coils 18.1
Wire Diameter 0.234 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-1639
Ends Closed & Ground
Finish None
Free Length 266.7 mm
Inside Diameter 51.56 mm
Material 302/304 Stainless Steel
Outside Diameter 63.5 mm
Part Type Standard
Rate 3.5 N/mm
SKU S-1639CS
Solid Length 107.62 mm
Suggested Max Deflection 154.18 mm
Suggested Max Load 538.21 N
Total Coils 18.1
Wire Diameter 5.94 mm

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