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S-1387 - 1.5 Inch, 21 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 7 coils and Closed & Ground ends. This spring features an O.D. of 0.687 Inch, an I.D. of 0.553 Inch, and a spring rate of 21 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name S-1387
Ends Closed & Ground
Finish None
Free Length 1.5 in
Inside Diameter 0.553 in
Material 302/304 Stainless Steel
Outside Diameter 0.687 in
Part Type Standard
Rate 21 lbs/in
SKU S-1387CS
Solid Length 0.47 in
Suggested Max Deflection 0.7 in
Suggested Max Load 15 lbf
Total Coils 7
Wire Diameter 0.067 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-1387
Ends Closed & Ground
Finish None
Free Length 38.1 mm
Inside Diameter 14.05 mm
Material 302/304 Stainless Steel
Outside Diameter 17.45 mm
Part Type Standard
Rate 3.68 N/mm
SKU S-1387CS
Solid Length 11.94 mm
Suggested Max Deflection 17.78 mm
Suggested Max Load 66.72 N
Total Coils 7
Wire Diameter 1.7 mm

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