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3903 - 1.38 Inch, 503 Inch Pounds Spring Steel Compression Spring

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

Compression spring manufactured from Spring Steel with 10 coils and Closed & Ground ends. This spring features an O.D. of 0.484 Inch, an I.D. of 0.264 Inch, and a spring rate of 503 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 3903
Ends Closed & Ground
Finish Zinc
Free Length 1.38 in
Inside Diameter 0.264 in
Material Spring Steel
Outside Diameter 0.484 in
Part Type Standard
Rate 503 lbs/in
SKU 3903CS
Solid Length 1.1 in
Suggested Max Deflection 0.16 in
Suggested Max Load 79 lbf
Total Coils 10
Wire Diameter 0.11 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 3903
Ends Closed & Ground
Finish Zinc
Free Length 35.05 mm
Inside Diameter 6.71 mm
Material Spring Steel
Outside Diameter 12.29 mm
Part Type Standard
Rate 88.08 N/mm
SKU 3903CS
Solid Length 27.94 mm
Suggested Max Deflection 4.06 mm
Suggested Max Load 351.39 N
Total Coils 10
Wire Diameter 2.79 mm

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